Q: What is the sum of all factors of the number 3,977,987 excluding 3,977,987?
A: 306,013
The factors of the number 3,977,987 are: 1, 13, 305999, 3977987.
If you add them up, you will get the total of 3,978,293. Now subtract 3,977,987 to get 306,013