Eight factors.
Anywhere from 1 to an infinite number of factors. 1 has one factor. 9 has three factors. 84 has 12 factors. There is no limit.
Two of them.
Four factors.
Three factors in common.
Six factors.
A number that has more than two factors is a composite number whereas a number that has only two factors is a prime number.
Four factors.
Four factors.
Two factors.
Two factors.
This number has 144 factors.
Three factors.
Eight factors.
Nine factors
Two factors.
132 factors.