27820947

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4153}}^1$

素因数の和:4203

約数の個数: 32

約数和(自身を含む): 47854080

約数和(自身を除く): 20033133

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 203, 231, 319, 609, 957, 2233, 4153, 6699, 12459, 29071, 45683, 87213, 120437, 137049, 319781, 361311, 843059, 959343, 1324807, 2529177, 3974421, 9273649, 27820947]

約数ペア:

[(1, 27820947), (3, 9273649), (7, 3974421), (11, 2529177), (21, 1324807), (29, 959343), (33, 843059), (77, 361311), (87, 319781), (203, 137049), (231, 120437), (319, 87213), (609, 45683), (957, 29071), (2233, 12459), (4153, 6699)]