Q: What is the sum of all factors of the number 13,278 excluding 13,278?
A: 13,290
The factors of the number 13,278 are: 1, 2, 3, 6, 2213, 4426, 6639, 13278.
If you add them up, you will get the total of 13,291. Now subtract 13,278 to get 13,290