81123016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{780029}}^1$

素因数の和:780048

約数の個数: 16

約数和(自身を含む): 163806300

約数和(自身を除く): 82683284

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 780029, 1560058, 3120116, 6240232, 10140377, 20280754, 40561508, 81123016]

約数ペア:

[(1, 81123016), (2, 40561508), (4, 20280754), (8, 10140377), (13, 6240232), (26, 3120116), (52, 1560058), (104, 780029)]