28284430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{9787}}^1$

素因数の和:9828

約数の個数: 24

約数和(自身を含む): 54088488

約数和(自身を除く): 25804058

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 9787, 19574, 48935, 97870, 166379, 332758, 831895, 1663790, 2828443, 5656886, 14142215, 28284430]

約数ペア:

[(1, 28284430), (2, 14142215), (5, 5656886), (10, 2828443), (17, 1663790), (34, 831895), (85, 332758), (170, 166379), (289, 97870), (578, 48935), (1445, 19574), (2890, 9787)]