208580253

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{96431}}^1$

素因数の和:96544

約数の個数: 16

約数和(自身を含む): 320925696

約数和(自身を除く): 112345443

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 96431, 289293, 675017, 2025051, 9932393, 29797179, 69526751, 208580253]

約数ペア:

[(1, 208580253), (3, 69526751), (7, 29797179), (21, 9932393), (103, 2025051), (309, 675017), (721, 289293), (2163, 96431)]