40764969

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20873}}^1$

素因数の和:20917

約数の個数: 24

約数和(自身を含む): 69468672

約数和(自身を除く): 28703703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 20873, 62619, 146111, 187857, 438333, 647063, 1314999, 1941189, 4529441, 5823567, 13588323, 40764969]

約数ペア:

[(1, 40764969), (3, 13588323), (7, 5823567), (9, 4529441), (21, 1941189), (31, 1314999), (63, 647063), (93, 438333), (217, 187857), (279, 146111), (651, 62619), (1953, 20873)]