13887727

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2171

約数の個数: 16

約数和(自身を含む): 17056000

約数和(自身を除く): 3168273

約数列:

[1, 7, 19, 49, 133, 343, 931, 2131, 6517, 14917, 40489, 104419, 283423, 730933, 1983961, 13887727]

約数ペア:

[(1, 13887727), (7, 1983961), (19, 730933), (49, 283423), (133, 104419), (343, 40489), (931, 14917), (2131, 6517)]