Q: What is the sum of all factors of the number 6,279 excluding 6,279?
A: 4,473
The factors of the number 6,279 are: 1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 6279.
If you add them up, you will get the total of 6,283. Now subtract 6,279 to get 4,473