Q: What is the sum of all factors of the number 28,203,123 excluding 28,203,123?
A: 12,293,725
The factors of the number 28,203,123 are: 1, 3, 13, 39, 723157, 2169471, 9401041, 28203123.
If you add them up, you will get the total of 28,203,135. Now subtract 28,203,123 to get 12,293,725