13789307

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:746

約数の個数: 16

約数和(自身を含む): 16704000

約数和(自身を除く): 2914693

約数列:

[1, 7, 19, 133, 199, 521, 1393, 3647, 3781, 9899, 26467, 69293, 103679, 725753, 1969901, 13789307]

約数ペア:

[(1, 13789307), (7, 1969901), (19, 725753), (133, 103679), (199, 69293), (521, 26467), (1393, 9899), (3647, 3781)]