86741781

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{31531}}^1$

素因数の和:31672

約数の個数: 16

約数和(自身を含む): 133191168

約数和(自身を除く): 46449387

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 31531, 94593, 220717, 662151, 4130561, 12391683, 28913927, 86741781]

約数ペア:

[(1, 86741781), (3, 28913927), (7, 12391683), (21, 4130561), (131, 662151), (393, 220717), (917, 94593), (2751, 31531)]