291264967

素因数分解:

$7^3\times {\mathrm{313}}^1\times {\mathrm{2713}}^1$

素因数の和:3047

約数の個数: 16

約数和(自身を含む): 340878400

約数和(自身を除く): 49613433

約数列:

[1, 7, 49, 313, 343, 2191, 2713, 15337, 18991, 107359, 132937, 849169, 930559, 5944183, 41609281, 291264967]

約数ペア:

[(1, 291264967), (7, 41609281), (49, 5944183), (313, 930559), (343, 849169), (2191, 132937), (2713, 107359), (15337, 18991)]