158520231

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{2609}}^1$

素因数の和:2815

約数の個数: 24

約数和(自身を含む): 235881360

約数和(自身を除く): 77361129

約数列:

[1, 3, 9, 43, 129, 157, 387, 471, 1413, 2609, 6751, 7827, 20253, 23481, 60759, 112187, 336561, 409613, 1009683, 1228839, 3686517, 17613359, 52840077, 158520231]

約数ペア:

[(1, 158520231), (3, 52840077), (9, 17613359), (43, 3686517), (129, 1228839), (157, 1009683), (387, 409613), (471, 336561), (1413, 112187), (2609, 60759), (6751, 23481), (7827, 20253)]