291237147

素因数分解:

$3^3\times {\mathrm{827}}^1\times {\mathrm{13043}}^1$

素因数の和:13879

約数の個数: 16

約数和(自身を含む): 432017280

約数和(自身を除く): 140780133

約数列:

[1, 3, 9, 27, 827, 2481, 7443, 13043, 22329, 39129, 117387, 352161, 10786561, 32359683, 97079049, 291237147]

約数ペア:

[(1, 291237147), (3, 97079049), (9, 32359683), (27, 10786561), (827, 352161), (2481, 117387), (7443, 39129), (13043, 22329)]