Q: What is the sum of all factors of the number 313,872 excluding 313,872?

A: 561,072

Why is 561,072 the sum of all factors of 313,872, excluding 313,872?

The factors of the number 313,872 are: 1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 503, 624, 1006, 1509, 2012, 3018, 4024, 6036, 6539, 8048, 12072, 13078, 19617, 24144, 26156, 39234, 52312, 78468, 104624, 156936, 313872.

If you add them up, you will get the total of 314,433. Now subtract 313,872 to get 561,072