Q: What is the sum of all factors of the number 215,345,361 excluding 215,345,361?
A: 142,631,727
The factors of the number 215,345,361 are: 1, 3, 7, 11, 21, 33, 77, 231, 932231, 2796693, 6525617, 10254541, 19576851, 30763623, 71781787, 215345361.
If you add them up, you will get the total of 215,345,503. Now subtract 215,345,361 to get 142,631,727