2155171447

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{886537}}^1$

素因数の和:886578

約数の個数: 16

約数和(自身を含む): 2680890912

約数和(自身を除く): 525719465

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 886537, 9751907, 11524981, 15071129, 126774791, 165782419, 195924677, 2155171447]

約数ペア:

[(1, 2155171447), (11, 195924677), (13, 165782419), (17, 126774791), (143, 15071129), (187, 11524981), (221, 9751907), (2431, 886537)]