31297865

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{673}}^1$

素因数の和:880

約数の個数: 16

約数和(自身を含む): 38434176

約数和(自身を除く): 7136311

約数列:

[1, 5, 71, 131, 355, 655, 673, 3365, 9301, 46505, 47783, 88163, 238915, 440815, 6259573, 31297865]

約数ペア:

[(1, 31297865), (5, 6259573), (71, 440815), (131, 238915), (355, 88163), (655, 47783), (673, 46505), (3365, 9301)]