Q: What is the sum of all factors of the number 320,229 excluding 320,229?

A: 308,763

Why is 308,763 the sum of all factors of 320,229, excluding 320,229?

The factors of the number 320,229 are: 1, 3, 7, 9, 13, 17, 21, 23, 39, 51, 63, 69, 91, 117, 119, 153, 161, 207, 221, 273, 299, 357, 391, 483, 663, 819, 897, 1071, 1173, 1449, 1547, 1989, 2093, 2691, 2737, 3519, 4641, 5083, 6279, 8211, 13923, 15249, 18837, 24633, 35581, 45747, 106743, 320229.

If you add them up, you will get the total of 320,537. Now subtract 320,229 to get 308,763