164894444

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 347225760

約数和(自身を除く): 182331316

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 73, 121, 143, 146, 242, 286, 292, 359, 484, 572, 718, 803, 949, 1436, 1573, 1606, 1898, 3146, 3212, 3796, 3949, 4667, 6292, 7898, 8833, 9334, 10439, 15796, 17666, 18668, 20878, 26207, 35332, 41756, 43439, 51337, 52414, 86878, 102674, 104828, 114829, 173756, 205348, 229658, 288277, 340691, 459316, 564707, 576554, 681382, 1129414, 1153108, 1362764, 2258828, 3171047, 3747601, 6342094, 7495202, 12684188, 14990404, 41223611, 82447222, 164894444]

約数ペア:

[(1, 164894444), (2, 82447222), (4, 41223611), (11, 14990404), (13, 12684188), (22, 7495202), (26, 6342094), (44, 3747601), (52, 3171047), (73, 2258828), (121, 1362764), (143, 1153108), (146, 1129414), (242, 681382), (286, 576554), (292, 564707), (359, 459316), (484, 340691), (572, 288277), (718, 229658), (803, 205348), (949, 173756), (1436, 114829), (1573, 104828), (1606, 102674), (1898, 86878), (3146, 52414), (3212, 51337), (3796, 43439), (3949, 41756), (4667, 35332), (6292, 26207), (7898, 20878), (8833, 18668), (9334, 17666), (10439, 15796)]