131497617

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{2131}}^1$

素因数の和:2508

約数の個数: 16

約数和(自身を含む): 178610432

約数和(自身を除く): 47112815

約数列:

[1, 3, 67, 201, 307, 921, 2131, 6393, 20569, 61707, 142777, 428331, 654217, 1962651, 43832539, 131497617]

約数ペア:

[(1, 131497617), (3, 43832539), (67, 1962651), (201, 654217), (307, 428331), (921, 142777), (2131, 61707), (6393, 20569)]