Q: What is the sum of all factors of the number 668,109 excluding 668,109?
A: 319,283
The factors of the number 668,109 are: 1, 3, 13, 37, 39, 111, 463, 481, 1389, 1443, 6019, 17131, 18057, 51393, 222703, 668109.
If you add them up, you will get the total of 668,428. Now subtract 668,109 to get 319,283