Q: What is the sum of all factors of the number 28,677,789 excluding 28,677,789?
A: 19,509,441
The factors of the number 28,677,789 are: 1, 3, 7, 9, 21, 49, 63, 147, 441, 65029, 195087, 455203, 585261, 1365609, 3186421, 4096827, 9559263, 28677789.
If you add them up, you will get the total of 28,677,808. Now subtract 28,677,789 to get 19,509,441