84656421

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:327

約数の個数: 40

約数和(自身を含む): 130370240

約数和(自身を除く): 45713819

約数列:

[1, 3, 9, 27, 73, 81, 103, 139, 219, 309, 417, 657, 927, 1251, 1971, 2781, 3753, 5913, 7519, 8343, 10147, 11259, 14317, 22557, 30441, 42951, 67671, 91323, 128853, 203013, 273969, 386559, 609039, 821907, 1045141, 1159677, 3135423, 9406269, 28218807, 84656421]

約数ペア:

[(1, 84656421), (3, 28218807), (9, 9406269), (27, 3135423), (73, 1159677), (81, 1045141), (103, 821907), (139, 609039), (219, 386559), (309, 273969), (417, 203013), (657, 128853), (927, 91323), (1251, 67671), (1971, 42951), (2781, 30441), (3753, 22557), (5913, 14317), (7519, 11259), (8343, 10147)]