81535391

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{4733}}^1$

素因数の和:4870

約数の個数: 16

約数和(自身を含む): 98164224

約数和(自身を除く): 16628833

約数列:

[1, 7, 23, 107, 161, 749, 2461, 4733, 17227, 33131, 108859, 506431, 762013, 3545017, 11647913, 81535391]

約数ペア:

[(1, 81535391), (7, 11647913), (23, 3545017), (107, 762013), (161, 506431), (749, 108859), (2461, 33131), (4733, 17227)]