206564733

素因数分解:

$3^2\times {\mathrm{43}}^2\times {\mathrm{12413}}^1$

素因数の和:12505

約数の個数: 18

約数和(自身を含む): 305496126

約数和(自身を除く): 98931393

約数列:

[1, 3, 9, 43, 129, 387, 1849, 5547, 12413, 16641, 37239, 111717, 533759, 1601277, 4803831, 22951637, 68854911, 206564733]

約数ペア:

[(1, 206564733), (3, 68854911), (9, 22951637), (43, 4803831), (129, 1601277), (387, 533759), (1849, 111717), (5547, 37239), (12413, 16641)]