Q: What is the sum of all factors of the number 680,109 excluding 680,109?
A: 278,355
The factors of the number 680,109 are: 1, 3, 31, 71, 93, 103, 213, 309, 2201, 3193, 6603, 7313, 9579, 21939, 226703, 680109.
If you add them up, you will get the total of 680,387. Now subtract 680,109 to get 278,355