139782604

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{206779}}^1$

素因数の和:206809

約数の個数: 18

約数和(自身を含む): 264885180

約数和(自身を除く): 125102576

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 206779, 413558, 827116, 2688127, 5376254, 10752508, 34945651, 69891302, 139782604]

約数ペア:

[(1, 139782604), (2, 69891302), (4, 34945651), (13, 10752508), (26, 5376254), (52, 2688127), (169, 827116), (338, 413558), (676, 206779)]