Two (or more) integers have a common factor - e.g., the greatest common factor of 173 and 100 is 1, or the greatest common factor of 173 and 519 is 173. The question makes no sense with one number. 173 is a prime, by the way.
1, 5, 173, 865 -1, -5, -173, -865
173 cm
173 cm
Wheel of Fortune - 1983 16-173 was released on: USA: 5 May 1999
Chiquititas - 1995 5-173 is rated/received certificates of: Argentina:Atp
Chiquititas - 1995 6-173 is rated/received certificates of: Argentina:Atp
Chiquititas - 1995 2-173 is rated/received certificates of: Argentina:Atp
Chiquititas - 1995 4-173 is rated/received certificates of: Argentina:Atp
Chiquititas - 1995 3-173 is rated/received certificates of: Argentina:Atp
Teletubbies - 1997 The Pier 1-173 is rated/received certificates of: Australia:G
The Hollywood Squares - 1965 1-173 is rated/received certificates of: USA:TV-G
The Match Game - 1962 1-173 is rated/received certificates of: USA:TV-G
Padre Coraje - 2004 1-173 is rated/received certificates of: Argentina:16
The Tonight Show with Jay Leno - 1992 20-173 is rated/received certificates of: USA:TV-14
Jeopardy - 1984 2006 Tournament of Champions Quarterfinal Game 3 22-173 was released on: USA: 10 May 2006
Jimmy Kimmel Live - 2003 4-173 was released on: USA: 9 January 2006