520080363

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{20441}}^1$

素因数の和:20715

約数の個数: 24

約数和(自身を含む): 822749616

約数和(自身を除く): 302669253

約数列:

[1, 3, 9, 11, 33, 99, 257, 771, 2313, 2827, 8481, 20441, 25443, 61323, 183969, 224851, 674553, 2023659, 5253337, 15760011, 47280033, 57786707, 173360121, 520080363]

約数ペア:

[(1, 520080363), (3, 173360121), (9, 57786707), (11, 47280033), (33, 15760011), (99, 5253337), (257, 2023659), (771, 674553), (2313, 224851), (2827, 183969), (8481, 61323), (20441, 25443)]