13788639

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 20537712

約数和(自身を除く): 6749073

約数列:

[1, 3, 9, 53, 137, 159, 211, 411, 477, 633, 1233, 1899, 7261, 11183, 21783, 28907, 33549, 65349, 86721, 100647, 260163, 1532071, 4596213, 13788639]

約数ペア:

[(1, 13788639), (3, 4596213), (9, 1532071), (53, 260163), (137, 100647), (159, 86721), (211, 65349), (411, 33549), (477, 28907), (633, 21783), (1233, 11183), (1899, 7261)]