Q: What is the sum of all factors of the number 217,664,505 excluding 217,664,505?
A: 159,620,715
The factors of the number 217,664,505 are: 1, 3, 5, 9, 15, 45, 4836989, 14510967, 24184945, 43532901, 72554835, 217664505.
If you add them up, you will get the total of 217,664,664. Now subtract 217,664,505 to get 159,620,715