2781727

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:378

約数の個数: 16

約数和(自身を含む): 3259872

約数和(自身を除く): 478145

約数列:

[1, 13, 17, 41, 221, 307, 533, 697, 3991, 5219, 9061, 12587, 67847, 163631, 213979, 2781727]

約数ペア:

[(1, 2781727), (13, 213979), (17, 163631), (41, 67847), (221, 12587), (307, 9061), (533, 5219), (697, 3991)]