80387866

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181873}}^1$

素因数の和:181905

約数の個数: 16

約数和(自身を含む): 137496744

約数和(自身を除く): 57108878

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 181873, 363746, 2364349, 3091841, 4728698, 6183682, 40193933, 80387866]

約数ペア:

[(1, 80387866), (2, 40193933), (13, 6183682), (17, 4728698), (26, 3091841), (34, 2364349), (221, 363746), (442, 181873)]