491330386719

素因数分解:

$3^2\times {\mathrm{397}}^1\times {\mathrm{6637}}^1\times {\mathrm{20719}}^1$

素因数の和:27759

約数の個数: 24

約数和(自身を含む): 711628648640

約数和(自身を除く): 220298261921

約数列:

[1, 3, 9, 397, 1191, 3573, 6637, 19911, 20719, 59733, 62157, 186471, 2634889, 7904667, 8225443, 23714001, 24676329, 74028987, 137512003, 412536009, 1237608027, 54592265191, 163776795573, 491330386719]

約数ペア:

[(1, 491330386719), (3, 163776795573), (9, 54592265191), (397, 1237608027), (1191, 412536009), (3573, 137512003), (6637, 74028987), (19911, 24676329), (20719, 23714001), (59733, 8225443), (62157, 7904667), (186471, 2634889)]