1285683992

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1487}}^1$

素因数の和:1680

約数の個数: 64

約数和(自身を含む): 2605547520

約数和(自身を除く): 1319863528

約数列:

[1, 2, 4, 8, 23, 37, 46, 74, 92, 127, 148, 184, 254, 296, 508, 851, 1016, 1487, 1702, 2921, 2974, 3404, 4699, 5842, 5948, 6808, 9398, 11684, 11896, 18796, 23368, 34201, 37592, 55019, 68402, 108077, 110038, 136804, 188849, 216154, 220076, 273608, 377698, 432308, 440152, 755396, 864616, 1265437, 1510792, 2530874, 4343527, 5061748, 6987413, 8687054, 10123496, 13974826, 17374108, 27949652, 34748216, 55899304, 160710499, 321420998, 642841996, 1285683992]

約数ペア:

[(1, 1285683992), (2, 642841996), (4, 321420998), (8, 160710499), (23, 55899304), (37, 34748216), (46, 27949652), (74, 17374108), (92, 13974826), (127, 10123496), (148, 8687054), (184, 6987413), (254, 5061748), (296, 4343527), (508, 2530874), (851, 1510792), (1016, 1265437), (1487, 864616), (1702, 755396), (2921, 440152), (2974, 432308), (3404, 377698), (4699, 273608), (5842, 220076), (5948, 216154), (6808, 188849), (9398, 136804), (11684, 110038), (11896, 108077), (18796, 68402), (23368, 55019), (34201, 37592)]