311910831

素因数分解:

$3^4\times {\mathrm{191}}^1\times {\mathrm{20161}}^1$

素因数の和:20364

約数の個数: 20

約数和(自身を含む): 468403584

約数和(自身を除く): 156492753

約数列:

[1, 3, 9, 27, 81, 191, 573, 1719, 5157, 15471, 20161, 60483, 181449, 544347, 1633041, 3850751, 11552253, 34656759, 103970277, 311910831]

約数ペア:

[(1, 311910831), (3, 103970277), (9, 34656759), (27, 11552253), (81, 3850751), (191, 1633041), (573, 544347), (1719, 181449), (5157, 60483), (15471, 20161)]