213567256

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{1747}}^1$

素因数の和:1856

約数の個数: 64

約数和(自身を含む): 478252800

約数和(自身を除く): 264685544

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 59, 74, 118, 148, 236, 259, 296, 413, 472, 518, 826, 1036, 1652, 1747, 2072, 2183, 3304, 3494, 4366, 6988, 8732, 12229, 13976, 15281, 17464, 24458, 30562, 48916, 61124, 64639, 97832, 103073, 122248, 129278, 206146, 258556, 412292, 452473, 517112, 721511, 824584, 904946, 1443022, 1809892, 2886044, 3619784, 3813701, 5772088, 7627402, 15254804, 26695907, 30509608, 53391814, 106783628, 213567256]

約数ペア:

[(1, 213567256), (2, 106783628), (4, 53391814), (7, 30509608), (8, 26695907), (14, 15254804), (28, 7627402), (37, 5772088), (56, 3813701), (59, 3619784), (74, 2886044), (118, 1809892), (148, 1443022), (236, 904946), (259, 824584), (296, 721511), (413, 517112), (472, 452473), (518, 412292), (826, 258556), (1036, 206146), (1652, 129278), (1747, 122248), (2072, 103073), (2183, 97832), (3304, 64639), (3494, 61124), (4366, 48916), (6988, 30562), (8732, 24458), (12229, 17464), (13976, 15281)]