Q: What is the sum of all factors of the number 243,426,643 excluding 243,426,643?
A: 129,557
The factors of the number 243,426,643 are: 1, 1907, 127649, 243426643.
If you add them up, you will get the total of 243,426,772. Now subtract 243,426,643 to get 129,557