Q: What is the sum of all factors of the number 286,778 excluding 286,778?
A: 145,990
The factors of the number 286,778 are: 1, 2, 223, 446, 643, 1286, 143389, 286778.
If you add them up, you will get the total of 286,923. Now subtract 286,778 to get 145,990