80431398

素因数分解:

$2^1\times 3^2\times {\mathrm{641}}^1\times {\mathrm{6971}}^1$

素因数の和:7620

約数の個数: 24

約数和(自身を含む): 174564936

約数和(自身を除く): 94133538

約数列:

[1, 2, 3, 6, 9, 18, 641, 1282, 1923, 3846, 5769, 6971, 11538, 13942, 20913, 41826, 62739, 125478, 4468411, 8936822, 13405233, 26810466, 40215699, 80431398]

約数ペア:

[(1, 80431398), (2, 40215699), (3, 26810466), (6, 13405233), (9, 8936822), (18, 4468411), (641, 125478), (1282, 62739), (1923, 41826), (3846, 20913), (5769, 13942), (6971, 11538)]