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What are the common factors of 63 and 91?

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The common factors of 63 and 91 are 1 and 7.
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What is the common factor of 45 and 63?

The factors of 45 are: 1, 3, 5, 9, 15, 45 The factors of 63 are: 1, 3, 7, 9, 21, 63 The common factors are: 1, 3, 9

What are the common factors of 63 and 56 and how?

The factors of 63 are 1,3,7,9,21, and 63 The factors of 56 are 1,2,4,7,8,14,28 and 56. The factors that are shared are 1 and 7. So the common factors of 63 and 56 are 1 and 7.

What are the common factors of 27 and 63?

  The factors of 27 are 1, 3, 9, and 27.   The factors of 63 are 1, 3, 9, 7, 21, and 63.   The common factors of 27 and 63 are 1, 3, and 9.

What does 28 and 63 have in common with factors?

The factors of 28 are: 1, 2, 4, 7, 14, 28 The factors of 63 are: 1, 3, 7, 9, 21, 63 The common factors are: 1, 7