Q: What is the sum of all factors of the number 213,132,309 excluding 213,132,309?
A: 100,646,667
The factors of the number 213,132,309 are: 1, 3, 13, 39, 41, 123, 533, 1599, 1681, 3251, 5043, 9753, 21853, 42263, 65559, 126789, 133291, 399873, 1732783, 5198349, 5464931, 16394793, 71044103, 213132309.
If you add them up, you will get the total of 213,132,409. Now subtract 213,132,309 to get 100,646,667