Q: What is the sum of all factors of the number 278,872 excluding 278,872?
A: 291,728
The factors of the number 278,872 are: 1, 2, 4, 8, 11, 22, 44, 88, 3169, 6338, 12676, 25352, 34859, 69718, 139436, 278872.
If you add them up, you will get the total of 279,163. Now subtract 278,872 to get 291,728