28331492

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 64350720

約数和(自身を除く): 36019228

約数列:

[1, 2, 4, 7, 14, 23, 28, 29, 37, 41, 46, 58, 74, 82, 92, 116, 148, 161, 164, 203, 259, 287, 322, 406, 518, 574, 644, 667, 812, 851, 943, 1036, 1073, 1148, 1189, 1334, 1517, 1702, 1886, 2146, 2378, 2668, 3034, 3404, 3772, 4292, 4669, 4756, 5957, 6068, 6601, 7511, 8323, 9338, 10619, 11914, 13202, 15022, 16646, 18676, 21238, 23828, 24679, 26404, 27347, 30044, 33292, 34891, 42476, 43993, 49358, 54694, 69782, 87986, 98716, 109388, 139564, 172753, 175972, 191429, 244237, 307951, 345506, 382858, 488474, 615902, 691012, 765716, 976948, 1011839, 1231804, 2023678, 4047356, 7082873, 14165746, 28331492]

約数ペア:

[(1, 28331492), (2, 14165746), (4, 7082873), (7, 4047356), (14, 2023678), (23, 1231804), (28, 1011839), (29, 976948), (37, 765716), (41, 691012), (46, 615902), (58, 488474), (74, 382858), (82, 345506), (92, 307951), (116, 244237), (148, 191429), (161, 175972), (164, 172753), (203, 139564), (259, 109388), (287, 98716), (322, 87986), (406, 69782), (518, 54694), (574, 49358), (644, 43993), (667, 42476), (812, 34891), (851, 33292), (943, 30044), (1036, 27347), (1073, 26404), (1148, 24679), (1189, 23828), (1334, 21238), (1517, 18676), (1702, 16646), (1886, 15022), (2146, 13202), (2378, 11914), (2668, 10619), (3034, 9338), (3404, 8323), (3772, 7511), (4292, 6601), (4669, 6068), (4756, 5957)]