Q: What is the sum of all factors of the number 399,112 excluding 399,112?
A: 456,248
The factors of the number 399,112 are: 1, 2, 4, 7, 8, 14, 28, 56, 7127, 14254, 28508, 49889, 57016, 99778, 199556, 399112.
If you add them up, you will get the total of 399,568. Now subtract 399,112 to get 456,248