71715185

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2\times {\mathrm{151}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 90568896

約数和(自身を除く): 18853711

約数列:

[1, 5, 43, 47, 151, 215, 235, 755, 2021, 2209, 6493, 7097, 10105, 11045, 32465, 35485, 94987, 305171, 333559, 474935, 1525855, 1667795, 14343037, 71715185]

約数ペア:

[(1, 71715185), (5, 14343037), (43, 1667795), (47, 1525855), (151, 474935), (215, 333559), (235, 305171), (755, 94987), (2021, 35485), (2209, 32465), (6493, 11045), (7097, 10105)]