Q: What is the sum of all factors of the number 663,465 excluding 663,465?
A: 494,871
The factors of the number 663,465 are: 1, 3, 5, 11, 15, 33, 55, 165, 4021, 12063, 20105, 44231, 60315, 132693, 221155, 663465.
If you add them up, you will get the total of 663,959. Now subtract 663,465 to get 494,871