219903992

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8707}}^1$

素因数の和:8772

約数の個数: 64

約数和(自身を含む): 526659840

約数和(自身を除く): 306755848

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 41, 44, 56, 77, 82, 88, 154, 164, 287, 308, 328, 451, 574, 616, 902, 1148, 1804, 2296, 3157, 3608, 6314, 8707, 12628, 17414, 25256, 34828, 60949, 69656, 95777, 121898, 191554, 243796, 356987, 383108, 487592, 670439, 713974, 766216, 1340878, 1427948, 2498909, 2681756, 2855896, 3926857, 4997818, 5363512, 7853714, 9995636, 15707428, 19991272, 27487999, 31414856, 54975998, 109951996, 219903992]

約数ペア:

[(1, 219903992), (2, 109951996), (4, 54975998), (7, 31414856), (8, 27487999), (11, 19991272), (14, 15707428), (22, 9995636), (28, 7853714), (41, 5363512), (44, 4997818), (56, 3926857), (77, 2855896), (82, 2681756), (88, 2498909), (154, 1427948), (164, 1340878), (287, 766216), (308, 713974), (328, 670439), (451, 487592), (574, 383108), (616, 356987), (902, 243796), (1148, 191554), (1804, 121898), (2296, 95777), (3157, 69656), (3608, 60949), (6314, 34828), (8707, 25256), (12628, 17414)]