Q: What is the sum of all factors of the number 289,744 excluding 289,744?

A: 404,656

Why is 404,656 the sum of all factors of 289,744, excluding 289,744?

The factors of the number 289,744 are: 1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 199, 208, 364, 398, 728, 796, 1393, 1456, 1592, 2587, 2786, 3184, 5174, 5572, 10348, 11144, 18109, 20696, 22288, 36218, 41392, 72436, 144872, 289744.

If you add them up, you will get the total of 290,148. Now subtract 289,744 to get 404,656