The factors of the number 387,422,676 are: 1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 67, 81, 108, 134, 162, 201, 243, 268, 324, 402, 486, 603, 661, 729, 804, 972, 1206, 1322, 1458, 1809, 1983, 2187, 2412, 2644, 2916, 3618, 3966, 4374, 5427, 5949, 7236, 7932, 8748, 10854, 11898, 16281, 17847, 21708, 23796, 32562, 35694, 44287, 48843, 53541, 65124, 71388, 88574, 97686, 107082, 132861, 146529, 160623, 177148, 195372, 214164, 265722, 293058, 321246, 398583, 481869, 531444, 586116, 642492, 797166, 963738, 1195749, 1445607, 1594332, 1927476, 2391498, 2891214, 3587247, 4782996, 5782428, 7174494, 10761741, 14348988, 21523482, 32285223, 43046964, 64570446, 96855669, 129140892, 193711338, 387422676.
If you add them up, you will get the total of 387,423,322. Now subtract 387,422,676 to get 646,144,684