81536365

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1\times {\mathrm{443}}^1$

素因数の和:860

約数の個数: 16

約数和(自身を含む): 99164736

約数和(自身を除く): 17628371

約数列:

[1, 5, 131, 281, 443, 655, 1405, 2215, 36811, 58033, 124483, 184055, 290165, 622415, 16307273, 81536365]

約数ペア:

[(1, 81536365), (5, 16307273), (131, 622415), (281, 290165), (443, 184055), (655, 124483), (1405, 58033), (2215, 36811)]