Question

what is the most common factor of 6,9,and 7?

Answer 1

6:2,3
9:3,3,3
7:7

so I bet this is the smallest common factor:
7*3*3*3*2

Answer 2

i mean't a multiple shared by all of them

Answer 3

like 1x6 or 2x3 which the answer is 6