81105657

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{7537}}^1$

素因数の和:7768

約数の個数: 16

約数和(自身を含む): 115060032

約数和(自身を除く): 33954375

約数列:

[1, 3, 17, 51, 211, 633, 3587, 7537, 10761, 22611, 128129, 384387, 1590307, 4770921, 27035219, 81105657]

約数ペア:

[(1, 81105657), (3, 27035219), (17, 4770921), (51, 1590307), (211, 384387), (633, 128129), (3587, 22611), (7537, 10761)]