81456242

素因数分解:

$2^1\times 7^1\times {\mathrm{1091}}^1\times {\mathrm{5333}}^1$

素因数の和:6433

約数の個数: 16

約数和(自身を含む): 139793472

約数和(自身を除く): 58337230

約数列:

[1, 2, 7, 14, 1091, 2182, 5333, 7637, 10666, 15274, 37331, 74662, 5818303, 11636606, 40728121, 81456242]

約数ペア:

[(1, 81456242), (2, 40728121), (7, 11636606), (14, 5818303), (1091, 74662), (2182, 37331), (5333, 15274), (7637, 10666)]