1 and 3
Common factors of 9 and 18 are: 1, 3 and 9. Factors of 9: 1, 3, 9 Factors of 18: 1, 2, 3, 6, 9, 18
The common factors of 9, 18 and 27 are 1, 3, and 9.
The common factors are: 1, 3, 9.
The common factors are: 1, 3, 9.
The factors of 1 are:1The factors of 3 are:1, 3The factors of 9 are:1, 3, 9The common factor is:1
Common factors of 9 and 18 are: 1, 3 and 9. Factors of 9: 1, 3, 9 Factors of 18: 1, 2, 3, 6, 9, 18
The common factors of 9 and 36 are: 1, 3, and 9
The factors of 9 are:1, 3, 9The factors of 27 are:1, 3, 9, 27The common factors are: 1, 3, 9
The factors of 9 are 1, 3, and 9. The factors of 18 are 1, 2, 3, 6, 9, and 18. The common factors of 9 and 18 are 1, 3, and 9.
The common factors are: 1, 3, 9
The common factors of 9, 18 and 27 are 1, 3, and 9.
Factors of 27: 1, 3, 9, 27. Factors of 45: 1, 3, 5, 9, 15, 45. As shown above, the common factors are 1, 3, 9.
The common factors are: 1, 3, 9.
The common factors are: 1, 3, 9.
The common factors are 1, 3 and 9.
The common factors of 9 and 27 are 1, 3 and 9.
1,3 and 9 are common factors.