253953

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:181

約数の個数: 24

約数和(自身を含む): 436800

約数和(自身を除く): 182847

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 139, 203, 261, 417, 609, 973, 1251, 1827, 2919, 4031, 8757, 12093, 28217, 36279, 84651, 253953]

約数ペア:

[(1, 253953), (3, 84651), (7, 36279), (9, 28217), (21, 12093), (29, 8757), (63, 4031), (87, 2919), (139, 1827), (203, 1251), (261, 973), (417, 609)]