Q: What is the sum of all factors of the number 28,425,891 excluding 28,425,891?
A: 12,390,829
The factors of the number 28,425,891 are: 1, 3, 13, 39, 728869, 2186607, 9475297, 28425891.
If you add them up, you will get the total of 28,425,903. Now subtract 28,425,891 to get 12,390,829