88891535

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{643}}^2$

素因数の和:1334

約数の個数: 12

約数和(自身を含む): 109320552

約数和(自身を除く): 20429017

約数列:

[1, 5, 43, 215, 643, 3215, 27649, 138245, 413449, 2067245, 17778307, 88891535]

約数ペア:

[(1, 88891535), (5, 17778307), (43, 2067245), (215, 413449), (643, 138245), (3215, 27649)]