13140115

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{881}}^1$

素因数の和:1062

約数の個数: 16

約数和(自身を含む): 16722720

約数和(自身を除く): 3582605

約数列:

[1, 5, 19, 95, 157, 785, 881, 2983, 4405, 14915, 16739, 83695, 138317, 691585, 2628023, 13140115]

約数ペア:

[(1, 13140115), (5, 2628023), (19, 691585), (95, 138317), (157, 83695), (785, 16739), (881, 14915), (2983, 4405)]