128712864

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{191537}}^1$

素因数の和:191557

約数の個数: 48

約数和(自身を含む): 386140608

約数和(自身を除く): 257427744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 191537, 383074, 574611, 766148, 1149222, 1340759, 1532296, 2298444, 2681518, 3064592, 4022277, 4596888, 5363036, 6129184, 8044554, 9193776, 10726072, 16089108, 18387552, 21452144, 32178216, 42904288, 64356432, 128712864]

約数ペア:

[(1, 128712864), (2, 64356432), (3, 42904288), (4, 32178216), (6, 21452144), (7, 18387552), (8, 16089108), (12, 10726072), (14, 9193776), (16, 8044554), (21, 6129184), (24, 5363036), (28, 4596888), (32, 4022277), (42, 3064592), (48, 2681518), (56, 2298444), (84, 1532296), (96, 1340759), (112, 1149222), (168, 766148), (224, 574611), (336, 383074), (672, 191537)]