Q: What is the sum of all factors of the number 331,103,409 excluding 331,103,409?
A: 213,695,055
The factors of the number 331,103,409 are: 1, 3, 7, 13, 21, 39, 91, 273, 433, 1299, 2801, 3031, 5629, 8403, 9093, 16887, 19607, 36413, 39403, 58821, 109239, 118209, 254891, 764673, 1212833, 3638499, 8489831, 15766829, 25469493, 47300487, 110367803, 331103409.
If you add them up, you will get the total of 331,103,622. Now subtract 331,103,409 to get 213,695,055