1 3 5 11 15 33 55 and 165.
A factor can divide into its multiple evenly.
3 is the smallest prime factor of 165.
The two numbers that go into 165 evenly are 1, 3, 5, 11, 15, 33, 55, and 165 .
2 and 60 will divide evenly into 120.
These numbers: 1, 3, 5, 11, 15, 33, 55, 165.
A factor can divide into its multiple evenly.
3 is the smallest prime factor of 165.
The two numbers that go into 165 evenly are 1, 3, 5, 11, 15, 33, 55, and 165 .
2 and 60 will divide evenly into 120.
These numbers: 1, 3, 5, 11, 15, 33, 55, 165.
1, 2, 4, 5, 10, and 20 divide evenly into 20.
These are the numbers that divide into 28 evenly: 1, 2, 4, 7, 14, 28.
They are called factors or divisors.
divisors
1 and 19.
1 and 13
5 & 17