Q: What is the sum of all factors of the number 138,872 excluding 138,872?
A: 121,528
The factors of the number 138,872 are: 1, 2, 4, 8, 17359, 34718, 69436, 138872.
If you add them up, you will get the total of 138,993. Now subtract 138,872 to get 121,528