28705854

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{111263}}^1$

素因数の和:111311

約数の個数: 16

約数和(自身を含む): 58747392

約数和(自身を除く): 30041538

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 111263, 222526, 333789, 667578, 4784309, 9568618, 14352927, 28705854]

約数ペア:

[(1, 28705854), (2, 14352927), (3, 9568618), (6, 4784309), (43, 667578), (86, 333789), (129, 222526), (258, 111263)]