90871426

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{157217}}^1$

素因数の和:157253

約数の個数: 12

約数和(自身を含む): 144797778

約数和(自身を除く): 53926352

約数列:

[1, 2, 17, 34, 289, 578, 157217, 314434, 2672689, 5345378, 45435713, 90871426]

約数ペア:

[(1, 90871426), (2, 45435713), (17, 5345378), (34, 2672689), (289, 314434), (578, 157217)]