261623727

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{1709959}}^1$

素因数の和:1709982

約数の個数: 12

約数和(自身を含む): 400130640

約数和(自身を除く): 138506913

約数列:

[1, 3, 9, 17, 51, 153, 1709959, 5129877, 15389631, 29069303, 87207909, 261623727]

約数ペア:

[(1, 261623727), (3, 87207909), (9, 29069303), (17, 15389631), (51, 5129877), (153, 1709959)]