Q: What is the sum of all factors of the number 6,420,405 excluding 6,420,405?
A: 3,852,267
The factors of the number 6,420,405 are: 1, 3, 5, 15, 428027, 1284081, 2140135, 6420405.
If you add them up, you will get the total of 6,420,408. Now subtract 6,420,405 to get 3,852,267