Q: What is the sum of all factors of the number 4,005,891 excluding 4,005,891?
A: 1,862,829
The factors of the number 4,005,891 are: 1, 3, 9, 71, 213, 639, 6269, 18807, 56421, 445099, 1335297, 4005891.
If you add them up, you will get the total of 4,005,892. Now subtract 4,005,891 to get 1,862,829