1626561

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:522

約数の個数: 20

約数和(自身を含む): 2491632

約数和(自身を除く): 865071

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 467, 1161, 1401, 3483, 4203, 12609, 20081, 37827, 60243, 180729, 542187, 1626561]

約数ペア:

[(1, 1626561), (3, 542187), (9, 180729), (27, 60243), (43, 37827), (81, 20081), (129, 12609), (387, 4203), (467, 3483), (1161, 1401)]