Q: What is the sum of all factors of the number 6,405,609 excluding 6,405,609?
A: 3,355,351
The factors of the number 6,405,609 are: 1, 3, 7, 21, 305029, 915087, 2135203, 6405609.
If you add them up, you will get the total of 6,405,612. Now subtract 6,405,609 to get 3,355,351