168427818

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:964

約数の個数: 96

約数和(自身を含む): 423783360

約数和(自身を除く): 255355542

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 43, 57, 78, 86, 114, 117, 129, 171, 234, 247, 258, 342, 387, 494, 559, 741, 774, 817, 881, 1118, 1482, 1634, 1677, 1762, 2223, 2451, 2643, 3354, 4446, 4902, 5031, 5286, 7353, 7929, 10062, 10621, 11453, 14706, 15858, 16739, 21242, 22906, 31863, 33478, 34359, 37883, 50217, 63726, 68718, 75766, 95589, 100434, 103077, 113649, 150651, 191178, 206154, 217607, 227298, 301302, 340947, 435214, 492479, 652821, 681894, 719777, 984958, 1305642, 1439554, 1477437, 1958463, 2159331, 2954874, 3916926, 4318662, 4432311, 6477993, 8864622, 9357101, 12955986, 18714202, 28071303, 56142606, 84213909, 168427818]

約数ペア:

[(1, 168427818), (2, 84213909), (3, 56142606), (6, 28071303), (9, 18714202), (13, 12955986), (18, 9357101), (19, 8864622), (26, 6477993), (38, 4432311), (39, 4318662), (43, 3916926), (57, 2954874), (78, 2159331), (86, 1958463), (114, 1477437), (117, 1439554), (129, 1305642), (171, 984958), (234, 719777), (247, 681894), (258, 652821), (342, 492479), (387, 435214), (494, 340947), (559, 301302), (741, 227298), (774, 217607), (817, 206154), (881, 191178), (1118, 150651), (1482, 113649), (1634, 103077), (1677, 100434), (1762, 95589), (2223, 75766), (2451, 68718), (2643, 63726), (3354, 50217), (4446, 37883), (4902, 34359), (5031, 33478), (5286, 31863), (7353, 22906), (7929, 21242), (10062, 16739), (10621, 15858), (11453, 14706)]