Q: What is the sum of all factors of the number 1,278,459 excluding 1,278,459?
A: 1,045,317
The factors of the number 1,278,459 are: 1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 223, 273, 441, 637, 669, 819, 1561, 1911, 2007, 2899, 4683, 5733, 8697, 10927, 14049, 20293, 26091, 32781, 60879, 98343, 142051, 182637, 426153, 1278459.
If you add them up, you will get the total of 1,278,460. Now subtract 1,278,459 to get 1,045,317