66423717

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1621}}^1$

素因数の和:1813

約数の個数: 24

約数和(自身を含む): 99947640

約数和(自身を除く): 33523923

約数列:

[1, 3, 9, 29, 87, 157, 261, 471, 1413, 1621, 4553, 4863, 13659, 14589, 40977, 47009, 141027, 254497, 423081, 763491, 2290473, 7380413, 22141239, 66423717]

約数ペア:

[(1, 66423717), (3, 22141239), (9, 7380413), (29, 2290473), (87, 763491), (157, 423081), (261, 254497), (471, 141027), (1413, 47009), (1621, 40977), (4553, 14589), (4863, 13659)]