215687538

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{13789}}^1$

素因数の和:13887

約数の個数: 48

約数和(自身を含む): 516297600

約数和(自身を除く): 300610062

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 79, 99, 158, 198, 237, 474, 711, 869, 1422, 1738, 2607, 5214, 7821, 13789, 15642, 27578, 41367, 82734, 124101, 151679, 248202, 303358, 455037, 910074, 1089331, 1365111, 2178662, 2730222, 3267993, 6535986, 9803979, 11982641, 19607958, 23965282, 35947923, 71895846, 107843769, 215687538]

約数ペア:

[(1, 215687538), (2, 107843769), (3, 71895846), (6, 35947923), (9, 23965282), (11, 19607958), (18, 11982641), (22, 9803979), (33, 6535986), (66, 3267993), (79, 2730222), (99, 2178662), (158, 1365111), (198, 1089331), (237, 910074), (474, 455037), (711, 303358), (869, 248202), (1422, 151679), (1738, 124101), (2607, 82734), (5214, 41367), (7821, 27578), (13789, 15642)]