20130115

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:630

約数の個数: 16

約数和(自身を含む): 24732576

約数和(自身を除く): 4602461

約数列:

[1, 5, 73, 131, 365, 421, 655, 2105, 9563, 30733, 47815, 55151, 153665, 275755, 4026023, 20130115]

約数ペア:

[(1, 20130115), (5, 4026023), (73, 275755), (131, 153665), (365, 55151), (421, 47815), (655, 30733), (2105, 9563)]