1812052053

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{701}}^1$

素因数の和:864

約数の個数: 80

約数和(自身を含む): 3196537344

約数和(自身を除く): 1384485291

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 97, 141, 189, 291, 329, 423, 567, 679, 701, 873, 987, 1269, 2037, 2103, 2619, 2961, 3807, 4559, 4907, 6111, 6309, 7857, 8883, 13677, 14721, 18333, 18927, 26649, 31913, 32947, 41031, 44163, 54999, 56781, 67997, 95739, 98841, 123093, 132489, 203991, 230629, 287217, 296523, 369279, 397467, 475979, 611973, 691887, 861651, 889569, 1427937, 1835919, 2075661, 2584953, 2668707, 3195859, 4283811, 5507757, 6226983, 9587577, 12851433, 18680949, 22371013, 28762731, 38554299, 67113039, 86288193, 201339117, 258864579, 604017351, 1812052053]

約数ペア:

[(1, 1812052053), (3, 604017351), (7, 258864579), (9, 201339117), (21, 86288193), (27, 67113039), (47, 38554299), (63, 28762731), (81, 22371013), (97, 18680949), (141, 12851433), (189, 9587577), (291, 6226983), (329, 5507757), (423, 4283811), (567, 3195859), (679, 2668707), (701, 2584953), (873, 2075661), (987, 1835919), (1269, 1427937), (2037, 889569), (2103, 861651), (2619, 691887), (2961, 611973), (3807, 475979), (4559, 397467), (4907, 369279), (6111, 296523), (6309, 287217), (7857, 230629), (8883, 203991), (13677, 132489), (14721, 123093), (18333, 98841), (18927, 95739), (26649, 67997), (31913, 56781), (32947, 54999), (41031, 44163)]