31377537

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{7309}}^1$

素因数の和:7374

約数の個数: 20

約数和(自身を含む): 47763540

約数和(自身を除く): 16386003

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 7309, 21927, 65781, 197343, 387377, 592029, 1162131, 3486393, 10459179, 31377537]

約数ペア:

[(1, 31377537), (3, 10459179), (9, 3486393), (27, 1162131), (53, 592029), (81, 387377), (159, 197343), (477, 65781), (1431, 21927), (4293, 7309)]