Q: What is the sum of all factors of the number 7,137 excluding 7,137?
A: 4,147
The factors of the number 7,137 are: 1, 3, 9, 13, 39, 61, 117, 183, 549, 793, 2379, 7137.
If you add them up, you will get the total of 7,141. Now subtract 7,137 to get 4,147