Q: What is the sum of all factors of the number 679,779 excluding 679,779?
A: 387,261
The factors of the number 679,779 are: 1, 3, 9, 17, 27, 51, 153, 459, 1481, 4443, 13329, 25177, 39987, 75531, 226593, 679779.
If you add them up, you will get the total of 680,166. Now subtract 679,779 to get 387,261