338236431

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{179}}^1\times {\mathrm{3727}}^1$

素因数の和:3935

約数の個数: 24

約数和(自身を含む): 491201280

約数和(自身を除く): 152964849

約数列:

[1, 3, 13, 39, 169, 179, 507, 537, 2327, 3727, 6981, 11181, 30251, 48451, 90753, 145353, 629863, 667133, 1889589, 2001399, 8672729, 26018187, 112745477, 338236431]

約数ペア:

[(1, 338236431), (3, 112745477), (13, 26018187), (39, 8672729), (169, 2001399), (179, 1889589), (507, 667133), (537, 629863), (2327, 145353), (3727, 90753), (6981, 48451), (11181, 30251)]