289351521

素因数分解:

$3^5\times {\mathrm{383}}^1\times {\mathrm{3109}}^1$

素因数の和:3507

約数の個数: 24

約数和(自身を含む): 434703360

約数和(自身を除く): 145351839

約数列:

[1, 3, 9, 27, 81, 243, 383, 1149, 3109, 3447, 9327, 10341, 27981, 31023, 83943, 93069, 251829, 755487, 1190747, 3572241, 10716723, 32150169, 96450507, 289351521]

約数ペア:

[(1, 289351521), (3, 96450507), (9, 32150169), (27, 10716723), (81, 3572241), (243, 1190747), (383, 755487), (1149, 251829), (3109, 93069), (3447, 83943), (9327, 31023), (10341, 27981)]