Q: What is the sum of all factors of the number 378,879 excluding 378,879?
A: 210,561
The factors of the number 378,879 are: 1, 3, 17, 19, 23, 51, 57, 69, 289, 323, 391, 437, 867, 969, 1173, 1311, 5491, 6647, 7429, 16473, 19941, 22287, 126293, 378879.
If you add them up, you will get the total of 379,089. Now subtract 378,879 to get 210,561