Q: What is the sum of all factors of the number 9,890,505 excluding 9,890,505?
A: 7,839,867
The factors of the number 9,890,505 are: 1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 24421, 73263, 122105, 219789, 366315, 659367, 1098945, 1978101, 3296835, 9890505.
If you add them up, you will get the total of 9,890,512. Now subtract 9,890,505 to get 7,839,867