86982973

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{1709}}^1$

素因数の和:2388

約数の個数: 16

約数和(自身を含む): 108673920

約数和(自身を除く): 21690947

約数列:

[1, 7, 11, 77, 661, 1709, 4627, 7271, 11963, 18799, 50897, 131593, 1129649, 7907543, 12426139, 86982973]

約数ペア:

[(1, 86982973), (7, 12426139), (11, 7907543), (77, 1129649), (661, 131593), (1709, 50897), (4627, 18799), (7271, 11963)]