Q: What is the sum of all factors of the number 621,642,666 excluding 621,642,666?

A: 720,443,094

Why is 720,443,094 the sum of all factors of 621,642,666, excluding 621,642,666?

The factors of the number 621,642,666 are: 1, 2, 3, 6, 23, 29, 46, 58, 69, 87, 138, 174, 667, 1334, 2001, 4002, 155333, 310666, 465999, 931998, 3572659, 4504657, 7145318, 9009314, 10717977, 13513971, 21435954, 27027942, 103607111, 207214222, 310821333, 621642666.

If you add them up, you will get the total of 621,643,386. Now subtract 621,642,666 to get 720,443,094