28218456

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{6221}}^1$

素因数の和:6246

約数の個数: 80

約数和(自身を含む): 90343440

約数和(自身を除く): 62124984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4536, 6221, 12442, 18663, 24884, 37326, 43547, 49768, 55989, 74652, 87094, 111978, 130641, 149304, 167967, 174188, 223956, 261282, 335934, 348376, 391923, 447912, 503901, 522564, 671868, 783846, 1007802, 1045128, 1175769, 1343736, 1567692, 2015604, 2351538, 3135384, 3527307, 4031208, 4703076, 7054614, 9406152, 14109228, 28218456]

約数ペア:

[(1, 28218456), (2, 14109228), (3, 9406152), (4, 7054614), (6, 4703076), (7, 4031208), (8, 3527307), (9, 3135384), (12, 2351538), (14, 2015604), (18, 1567692), (21, 1343736), (24, 1175769), (27, 1045128), (28, 1007802), (36, 783846), (42, 671868), (54, 522564), (56, 503901), (63, 447912), (72, 391923), (81, 348376), (84, 335934), (108, 261282), (126, 223956), (162, 174188), (168, 167967), (189, 149304), (216, 130641), (252, 111978), (324, 87094), (378, 74652), (504, 55989), (567, 49768), (648, 43547), (756, 37326), (1134, 24884), (1512, 18663), (2268, 12442), (4536, 6221)]