Q: What is the sum of all factors of the number 4,172 excluding 4,172?
A: 4,228
The factors of the number 4,172 are: 1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172.
If you add them up, you will get the total of 4,176. Now subtract 4,172 to get 4,228