81609554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{10861}}^1$

素因数の和:10910

約数の個数: 24

約数和(自身を含む): 140054628

約数和(自身を除く): 58445074

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 3757, 7514, 10861, 21722, 141193, 184637, 282386, 369274, 2400281, 3138829, 4800562, 6277658, 40804777, 81609554]

約数ペア:

[(1, 81609554), (2, 40804777), (13, 6277658), (17, 4800562), (26, 3138829), (34, 2400281), (221, 369274), (289, 282386), (442, 184637), (578, 141193), (3757, 21722), (7514, 10861)]