1,2,3,6,9,18
1 and 97
They are: 2 and 7
1, 5, 7, 35
1, 2, 31, 62
48 has only 2 prime factors, not 8!
Factors of 91 is 1,7,13,91 because 1 * 91 is 91 and 7 * 13 is 91
9 and 16 have no common factors, therefore the GCF is 1.
1, 2, 4, 17, 34, 68
50 = 2 * 5 * 5 30 = 2 * 3 * 5 So the common factors would be 2 and 5. The greatest common factor would be 2 * 5, or 10.
1 3 5 9 15 45
They are 1 and 17 because it's a prime number