128178456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{762967}}^1$

素因数の和:762983

約数の個数: 32

約数和(自身を含む): 366224640

約数和(自身を除く): 238046184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 762967, 1525934, 2288901, 3051868, 4577802, 5340769, 6103736, 9155604, 10681538, 16022307, 18311208, 21363076, 32044614, 42726152, 64089228, 128178456]

約数ペア:

[(1, 128178456), (2, 64089228), (3, 42726152), (4, 32044614), (6, 21363076), (7, 18311208), (8, 16022307), (12, 10681538), (14, 9155604), (21, 6103736), (24, 5340769), (28, 4577802), (42, 3051868), (56, 2288901), (84, 1525934), (168, 762967)]