Q: What is the sum of all factors of the number 308,015,643 excluding 308,015,643?
A: 138,828,293
The factors of the number 308,015,643 are: 1, 3, 13, 39, 97, 291, 1261, 3783, 81421, 244263, 1058473, 3175419, 7897837, 23693511, 102671881, 308015643.
If you add them up, you will get the total of 308,015,781. Now subtract 308,015,643 to get 138,828,293