Q: What is the sum of all factors of the number 503,561,474 excluding 503,561,474?

A: 321,518,782

Why is 321,518,782 the sum of all factors of 503,561,474, excluding 503,561,474?

The factors of the number 503,561,474 are: 1, 2, 13, 26, 107, 214, 317, 571, 634, 1142, 1391, 2782, 4121, 7423, 8242, 14846, 33919, 61097, 67838, 122194, 181007, 362014, 440947, 794261, 881894, 1588522, 2353091, 4706182, 19367749, 38735498, 251780737, 503561474.

If you add them up, you will get the total of 503,561,795. Now subtract 503,561,474 to get 321,518,782