Q: What is the sum of all factors of the number 120,879 excluding 120,879?
A: 81,281
The factors of the number 120,879 are: 1, 3, 9, 11, 27, 33, 37, 99, 111, 121, 297, 333, 363, 407, 999, 1089, 1221, 3267, 3663, 4477, 10989, 13431, 40293, 120879.
If you add them up, you will get the total of 120,960. Now subtract 120,879 to get 81,281