289091426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{654053}}^1$

素因数の和:654085

約数の個数: 16

約数和(自身を含む): 494464824

約数和(自身を除く): 205373398

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 654053, 1308106, 8502689, 11118901, 17005378, 22237802, 144545713, 289091426]

約数ペア:

[(1, 289091426), (2, 144545713), (13, 22237802), (17, 17005378), (26, 11118901), (34, 8502689), (221, 1308106), (442, 654053)]