Q: What is the sum of all factors of the number 537,978 excluding 537,978?
A: 691,782
The factors of the number 537,978 are: 1, 2, 3, 6, 7, 14, 21, 42, 12809, 25618, 38427, 76854, 89663, 179326, 268989, 537978.
If you add them up, you will get the total of 538,669. Now subtract 537,978 to get 691,782