28888647

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{937}}^1$

素因数の和:1222

約数の個数: 16

約数和(自身を含む): 39621120

約数和(自身を除く): 10732473

約数列:

[1, 3, 43, 129, 239, 717, 937, 2811, 10277, 30831, 40291, 120873, 223943, 671829, 9629549, 28888647]

約数ペア:

[(1, 28888647), (3, 9629549), (43, 671829), (129, 223943), (239, 120873), (717, 40291), (937, 30831), (2811, 10277)]