13968305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12641}}^1$

素因数の和:12676

約数の個数: 16

約数和(自身を含む): 19114704

約数和(自身を除く): 5146399

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 12641, 63205, 164333, 214897, 821665, 1074485, 2793661, 13968305]

約数ペア:

[(1, 13968305), (5, 2793661), (13, 1074485), (17, 821665), (65, 214897), (85, 164333), (221, 63205), (1105, 12641)]