Q: What is the sum of all factors of the number 86,445 excluding 86,445?
A: 73,611
The factors of the number 86,445 are: 1, 3, 5, 9, 15, 17, 45, 51, 85, 113, 153, 255, 339, 565, 765, 1017, 1695, 1921, 5085, 5763, 9605, 17289, 28815, 86445.
If you add them up, you will get the total of 86,518. Now subtract 86,445 to get 73,611