Q: What is the sum of all factors of the number 450,009 excluding 450,009?
A: 312,231
The factors of the number 450,009 are: 1, 3, 7, 9, 21, 27, 63, 189, 2381, 7143, 16667, 21429, 50001, 64287, 150003, 450009.
If you add them up, you will get the total of 450,321. Now subtract 450,009 to get 312,231