528070509

素因数分解:

$3^4\times {\mathrm{1627}}^1\times {\mathrm{4007}}^1$

素因数の和:5646

約数の個数: 20

約数和(自身を含む): 789527904

約数和(自身を除く): 261457395

約数列:

[1, 3, 9, 27, 81, 1627, 4007, 4881, 12021, 14643, 36063, 43929, 108189, 131787, 324567, 6519389, 19558167, 58674501, 176023503, 528070509]

約数ペア:

[(1, 528070509), (3, 176023503), (9, 58674501), (27, 19558167), (81, 6519389), (1627, 324567), (4007, 131787), (4881, 108189), (12021, 43929), (14643, 36063)]