Q: What is the sum of all factors of the number 257,872 excluding 257,872?
A: 251,024
The factors of the number 257,872 are: 1, 2, 4, 8, 16, 71, 142, 227, 284, 454, 568, 908, 1136, 1816, 3632, 16117, 32234, 64468, 128936, 257872.
If you add them up, you will get the total of 258,123. Now subtract 257,872 to get 251,024