Q: What is the sum of all factors of the number 254,521,215 excluding 254,521,215?

A: 230,746,113

Why is 230,746,113 the sum of all factors of 254,521,215, excluding 254,521,215?

The factors of the number 254,521,215 are: 1, 3, 5, 9, 13, 15, 39, 45, 47, 65, 117, 141, 195, 235, 423, 585, 611, 705, 1833, 2115, 3055, 5499, 9165, 9257, 27495, 27771, 46285, 83313, 120341, 138855, 361023, 416565, 435079, 601705, 1083069, 1305237, 1805115, 2175395, 3915711, 5415345, 5656027, 6526185, 16968081, 19578555, 28280135, 50904243, 84840405, 254521215.

If you add them up, you will get the total of 254,521,445. Now subtract 254,521,215 to get 230,746,113