663404

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 1478400

約数和(自身を除く): 814996

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 43, 58, 76, 86, 116, 133, 172, 203, 266, 301, 406, 532, 551, 602, 812, 817, 1102, 1204, 1247, 1634, 2204, 2494, 3268, 3857, 4988, 5719, 7714, 8729, 11438, 15428, 17458, 22876, 23693, 34916, 47386, 94772, 165851, 331702, 663404]

約数ペア:

[(1, 663404), (2, 331702), (4, 165851), (7, 94772), (14, 47386), (19, 34916), (28, 23693), (29, 22876), (38, 17458), (43, 15428), (58, 11438), (76, 8729), (86, 7714), (116, 5719), (133, 4988), (172, 3857), (203, 3268), (266, 2494), (301, 2204), (406, 1634), (532, 1247), (551, 1204), (602, 1102), (812, 817)]