28477839

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{42953}}^1$

素因数の和:42986

約数の個数: 16

約数和(自身を含む): 43297632

約数和(自身を除く): 14819793

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 42953, 128859, 558389, 730201, 1675167, 2190603, 9492613, 28477839]

約数ペア:

[(1, 28477839), (3, 9492613), (13, 2190603), (17, 1675167), (39, 730201), (51, 558389), (221, 128859), (663, 42953)]