Q: What is the sum of all factors of the number 54,405 excluding 54,405?
A: 53,115
The factors of the number 54,405 are: 1, 3, 5, 9, 13, 15, 27, 31, 39, 45, 65, 93, 117, 135, 155, 195, 279, 351, 403, 465, 585, 837, 1209, 1395, 1755, 2015, 3627, 4185, 6045, 10881, 18135, 54405.
If you add them up, you will get the total of 54,458. Now subtract 54,405 to get 53,115