13381039

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:454

約数の個数: 16

約数和(自身を含む): 15728128

約数和(自身を除く): 2347089

約数列:

[1, 7, 67, 103, 277, 469, 721, 1939, 6901, 18559, 28531, 48307, 129913, 199717, 1911577, 13381039]

約数ペア:

[(1, 13381039), (7, 1911577), (67, 199717), (103, 129913), (277, 48307), (469, 28531), (721, 18559), (1939, 6901)]