161655567

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{40123}}^1$

素因数の和:40222

約数の個数: 16

約数和(自身を含む): 231114240

約数和(自身を除く): 69458673

約数列:

[1, 3, 17, 51, 79, 237, 1343, 4029, 40123, 120369, 682091, 2046273, 3169717, 9509151, 53885189, 161655567]

約数ペア:

[(1, 161655567), (3, 53885189), (17, 9509151), (51, 3169717), (79, 2046273), (237, 682091), (1343, 120369), (4029, 40123)]