Q: What is the sum of all factors of the number 221,011,309 excluding 221,011,309?
A: 138,131
The factors of the number 221,011,309 are: 1, 1619, 136511, 221011309.
If you add them up, you will get the total of 221,011,447. Now subtract 221,011,309 to get 138,131