Q: What is the sum of all factors of the number 25,479 excluding 25,479?
A: 13,521
The factors of the number 25,479 are: 1, 3, 9, 19, 57, 149, 171, 447, 1341, 2831, 8493, 25479.
If you add them up, you will get the total of 25,492. Now subtract 25,479 to get 13,521