309658009

素因数分解:

${\mathrm{17}}^2\times {\mathrm{661}}^1\times {\mathrm{1621}}^1$

素因数の和:2316

約数の個数: 12

約数和(自身を含む): 329645548

約数和(自身を除く): 19987539

約数列:

[1, 17, 289, 661, 1621, 11237, 27557, 191029, 468469, 1071481, 18215177, 309658009]

約数ペア:

[(1, 309658009), (17, 18215177), (289, 1071481), (661, 468469), (1621, 191029), (11237, 27557)]