Q: What is the sum of all factors of the number 120,666 excluding 120,666?

A: 195,558

Why is 195,558 the sum of all factors of 120,666, excluding 120,666?

The factors of the number 120,666 are: 1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 51, 78, 91, 102, 119, 169, 182, 221, 238, 273, 338, 357, 442, 507, 546, 663, 714, 1014, 1183, 1326, 1547, 2366, 2873, 3094, 3549, 4641, 5746, 7098, 8619, 9282, 17238, 20111, 40222, 60333, 120666.

If you add them up, you will get the total of 120,861. Now subtract 120,666 to get 195,558