25911587

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 30831840

約数和(自身を除く): 4920253

約数列:

[1, 13, 17, 29, 169, 221, 311, 377, 493, 2873, 4043, 4901, 5287, 6409, 9019, 52559, 68731, 83317, 117247, 153323, 893503, 1524211, 1993199, 25911587]

約数ペア:

[(1, 25911587), (13, 1993199), (17, 1524211), (29, 893503), (169, 153323), (221, 117247), (311, 83317), (377, 68731), (493, 52559), (2873, 9019), (4043, 6409), (4901, 5287)]