131857321

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{17749}}^1$

素因数の和:17808

約数の個数: 16

約数和(自身を含む): 153360000

約数和(自身を除く): 21502679

約数列:

[1, 17, 19, 23, 323, 391, 437, 7429, 17749, 301733, 337231, 408227, 5732927, 6939859, 7756313, 131857321]

約数ペア:

[(1, 131857321), (17, 7756313), (19, 6939859), (23, 5732927), (323, 408227), (391, 337231), (437, 301733), (7429, 17749)]