Q: What is the sum of all factors of the number 115,221,405 including 115,221,405?

A: 199,704,960

Why is 199,704,960 the sum of all factors of 115,221,405, including 115,221,405?

The factors of the number 115,221,405 are: 1, 3, 5, 13, 15, 39, 65, 179, 195, 537, 895, 2327, 2685, 3301, 6981, 9903, 11635, 16505, 34905, 42913, 49515, 128739, 214565, 590879, 643695, 1772637, 2954395, 7681427, 8863185, 23044281, 38407135, 115221405.

If you add them up, you will get the total of 199,704,960.