15988891688

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{90439}}^1$

素因数の和:90511

約数の個数: 96

約数和(自身を含む): 38972404800

約数和(自身を除く): 22983513112

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 41, 44, 49, 56, 77, 82, 88, 98, 154, 164, 196, 287, 308, 328, 392, 451, 539, 574, 616, 902, 1078, 1148, 1804, 2009, 2156, 2296, 3157, 3608, 4018, 4312, 6314, 8036, 12628, 16072, 22099, 25256, 44198, 88396, 90439, 176792, 180878, 361756, 633073, 723512, 994829, 1266146, 1989658, 2532292, 3707999, 3979316, 4431511, 5064584, 6963803, 7415998, 7958632, 8863022, 13927606, 14831996, 17726044, 25955993, 27855212, 29663992, 35452088, 40787989, 48746621, 51911986, 55710424, 81575978, 97493242, 103823972, 163151956, 181691951, 194986484, 207647944, 285515923, 326303912, 363383902, 389972968, 571031846, 726767804, 1142063692, 1453535608, 1998611461, 2284127384, 3997222922, 7994445844, 15988891688]

約数ペア:

[(1, 15988891688), (2, 7994445844), (4, 3997222922), (7, 2284127384), (8, 1998611461), (11, 1453535608), (14, 1142063692), (22, 726767804), (28, 571031846), (41, 389972968), (44, 363383902), (49, 326303912), (56, 285515923), (77, 207647944), (82, 194986484), (88, 181691951), (98, 163151956), (154, 103823972), (164, 97493242), (196, 81575978), (287, 55710424), (308, 51911986), (328, 48746621), (392, 40787989), (451, 35452088), (539, 29663992), (574, 27855212), (616, 25955993), (902, 17726044), (1078, 14831996), (1148, 13927606), (1804, 8863022), (2009, 7958632), (2156, 7415998), (2296, 6963803), (3157, 5064584), (3608, 4431511), (4018, 3979316), (4312, 3707999), (6314, 2532292), (8036, 1989658), (12628, 1266146), (16072, 994829), (22099, 723512), (25256, 633073), (44198, 361756), (88396, 180878), (90439, 176792)]