202107115

素因数分解:

$5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{8009}}^1$

素因数の和:8131

約数の個数: 24

約数和(自身を含む): 284899680

約数和(自身を除く): 82792565

約数列:

[1, 5, 7, 35, 49, 103, 245, 515, 721, 3605, 5047, 8009, 25235, 40045, 56063, 280315, 392441, 824927, 1962205, 4124635, 5774489, 28872445, 40421423, 202107115]

約数ペア:

[(1, 202107115), (5, 40421423), (7, 28872445), (35, 5774489), (49, 4124635), (103, 1962205), (245, 824927), (515, 392441), (721, 280315), (3605, 56063), (5047, 40045), (8009, 25235)]