Q: What is the sum of all factors of the number 641,769 excluding 641,769?
A: 270,615
The factors of the number 641,769 are: 1, 3, 23, 69, 71, 131, 213, 393, 1633, 3013, 4899, 9039, 9301, 27903, 213923, 641769.
If you add them up, you will get the total of 642,039. Now subtract 641,769 to get 270,615