129751587

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 220259520

約数和(自身を除く): 90507933

約数列:

[1, 3, 7, 9, 21, 63, 73, 89, 219, 267, 317, 511, 623, 657, 801, 951, 1533, 1869, 2219, 2853, 4599, 5607, 6497, 6657, 19491, 19971, 23141, 28213, 45479, 58473, 69423, 84639, 136437, 161987, 197491, 208269, 253917, 409311, 485961, 592473, 1457883, 1777419, 2059549, 6178647, 14416843, 18535941, 43250529, 129751587]

約数ペア:

[(1, 129751587), (3, 43250529), (7, 18535941), (9, 14416843), (21, 6178647), (63, 2059549), (73, 1777419), (89, 1457883), (219, 592473), (267, 485961), (317, 409311), (511, 253917), (623, 208269), (657, 197491), (801, 161987), (951, 136437), (1533, 84639), (1869, 69423), (2219, 58473), (2853, 45479), (4599, 28213), (5607, 23141), (6497, 19971), (6657, 19491)]