858493916

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2273}}^1$

素因数の和:2379

約数の個数: 72

約数和(自身を含む): 1829169216

約数和(自身を除く): 970675300

約数列:

[1, 2, 4, 7, 14, 28, 41, 47, 49, 82, 94, 98, 164, 188, 196, 287, 329, 574, 658, 1148, 1316, 1927, 2009, 2273, 2303, 3854, 4018, 4546, 4606, 7708, 8036, 9092, 9212, 13489, 15911, 26978, 31822, 53956, 63644, 93193, 94423, 106831, 111377, 186386, 188846, 213662, 222754, 372772, 377692, 427324, 445508, 652351, 747817, 1304702, 1495634, 2609404, 2991268, 4380071, 4566457, 5234719, 8760142, 9132914, 10469438, 17520284, 18265828, 20938876, 30660497, 61320994, 122641988, 214623479, 429246958, 858493916]

約数ペア:

[(1, 858493916), (2, 429246958), (4, 214623479), (7, 122641988), (14, 61320994), (28, 30660497), (41, 20938876), (47, 18265828), (49, 17520284), (82, 10469438), (94, 9132914), (98, 8760142), (164, 5234719), (188, 4566457), (196, 4380071), (287, 2991268), (329, 2609404), (574, 1495634), (658, 1304702), (1148, 747817), (1316, 652351), (1927, 445508), (2009, 427324), (2273, 377692), (2303, 372772), (3854, 222754), (4018, 213662), (4546, 188846), (4606, 186386), (7708, 111377), (8036, 106831), (9092, 94423), (9212, 93193), (13489, 63644), (15911, 53956), (26978, 31822)]