215209848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{12437}}^1$

素因数の和:12556

約数の個数: 64

約数和(自身を含む): 620904960

約数和(自身を除く): 405695112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 103, 168, 206, 309, 412, 618, 721, 824, 1236, 1442, 2163, 2472, 2884, 4326, 5768, 8652, 12437, 17304, 24874, 37311, 49748, 74622, 87059, 99496, 149244, 174118, 261177, 298488, 348236, 522354, 696472, 1044708, 1281011, 2089416, 2562022, 3843033, 5124044, 7686066, 8967077, 10248088, 15372132, 17934154, 26901231, 30744264, 35868308, 53802462, 71736616, 107604924, 215209848]

約数ペア:

[(1, 215209848), (2, 107604924), (3, 71736616), (4, 53802462), (6, 35868308), (7, 30744264), (8, 26901231), (12, 17934154), (14, 15372132), (21, 10248088), (24, 8967077), (28, 7686066), (42, 5124044), (56, 3843033), (84, 2562022), (103, 2089416), (168, 1281011), (206, 1044708), (309, 696472), (412, 522354), (618, 348236), (721, 298488), (824, 261177), (1236, 174118), (1442, 149244), (2163, 99496), (2472, 87059), (2884, 74622), (4326, 49748), (5768, 37311), (8652, 24874), (12437, 17304)]