Q: What is the sum of all factors of the number 278,949 excluding 278,949?
A: 135,771
The factors of the number 278,949 are: 1, 3, 11, 33, 79, 107, 237, 321, 869, 1177, 2607, 3531, 8453, 25359, 92983, 278949.
If you add them up, you will get the total of 279,084. Now subtract 278,949 to get 135,771