2561381279

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{24551}}^1$

素因数の和:24623

約数の個数: 18

約数和(自身を含む): 2871773784

約数和(自身を除く): 310392505

約数列:

[1, 17, 19, 289, 323, 361, 5491, 6137, 24551, 104329, 417367, 466469, 7095239, 7929973, 8862911, 134809541, 150669487, 2561381279]

約数ペア:

[(1, 2561381279), (17, 150669487), (19, 134809541), (289, 8862911), (323, 7929973), (361, 7095239), (5491, 466469), (6137, 417367), (24551, 104329)]