29991689

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19387}}^1$

素因数の和:19424

約数の個数: 16

約数和(自身を含む): 39086208

約数和(自身を除く): 9094519

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 19387, 135709, 252031, 329579, 1764217, 2307053, 4284527, 29991689]

約数ペア:

[(1, 29991689), (7, 4284527), (13, 2307053), (17, 1764217), (91, 329579), (119, 252031), (221, 135709), (1547, 19387)]