The factors of 81 are 1, 3, 9, 27, and 81
Nine has three factors: 1, 3 and 9
81 has these five factors: 1 3 9 27 81.
The first five perfect squares are: 1, 4, 9, 16, 25
The first 5 multiples of 9 are: 9, 18, 27, 36, and 45.
The factors of 81 are 1, 3, 9, 27, and 81
1, 3, 9, 27, 81
1, 2, 3, 6, 9
81 only has five factors.
Nine has three factors: 1, 3 and 9
There are only four factors ! They are 1,2,13 & 26
3 and 9
The factors of 45 are: 1, 3, 5, 9, 15, 45.
81 has these five factors: 1 3 9 27 81.
59 is a prime number and therefore does not have any factors.
1, 3, 5, 9, 15, 45
7 has two different factors. 9 has three different factors. 10 has four different factors. 16 has five different factors. So, the answer is 10.