215685756

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41897}}^1$

素因数の和:41931

約数の個数: 72

約数和(自身を含む): 640536624

約数和(自身を除く): 424850868

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 5148, 41897, 83794, 125691, 167588, 251382, 377073, 460867, 502764, 544661, 754146, 921734, 1089322, 1382601, 1508292, 1633983, 1843468, 2178644, 2765202, 3267966, 4147803, 4901949, 5530404, 5991271, 6535932, 8295606, 9803898, 11982542, 16591212, 17973813, 19607796, 23965084, 35947626, 53921439, 71895252, 107842878, 215685756]

約数ペア:

[(1, 215685756), (2, 107842878), (3, 71895252), (4, 53921439), (6, 35947626), (9, 23965084), (11, 19607796), (12, 17973813), (13, 16591212), (18, 11982542), (22, 9803898), (26, 8295606), (33, 6535932), (36, 5991271), (39, 5530404), (44, 4901949), (52, 4147803), (66, 3267966), (78, 2765202), (99, 2178644), (117, 1843468), (132, 1633983), (143, 1508292), (156, 1382601), (198, 1089322), (234, 921734), (286, 754146), (396, 544661), (429, 502764), (468, 460867), (572, 377073), (858, 251382), (1287, 167588), (1716, 125691), (2574, 83794), (5148, 41897)]