Q: What is the sum of all factors of the number 123,421,398 including 123,421,398?

A: 255,370,752

Why is 255,370,752 the sum of all factors of 123,421,398, including 123,421,398?

The factors of the number 123,421,398 are: 1, 2, 3, 6, 41, 82, 103, 123, 206, 246, 309, 618, 4223, 4871, 8446, 9742, 12669, 14613, 25338, 29226, 199711, 399422, 501713, 599133, 1003426, 1198266, 1505139, 3010278, 20570233, 41140466, 61710699, 123421398.

If you add them up, you will get the total of 255,370,752.