Q: What is the sum of all factors of the number 12,543 excluding 12,543?
A: 4,785
The factors of the number 12,543 are: 1, 3, 37, 111, 113, 339, 4181, 12543.
If you add them up, you will get the total of 12,547. Now subtract 12,543 to get 4,785