260991531

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{568609}}^1$

素因数の和:568635

約数の個数: 16

約数和(自身を含む): 409399200

約数和(自身を除く): 148407669

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 568609, 1705827, 5117481, 9666353, 15352443, 28999059, 86997177, 260991531]

約数ペア:

[(1, 260991531), (3, 86997177), (9, 28999059), (17, 15352443), (27, 9666353), (51, 5117481), (153, 1705827), (459, 568609)]