664631385

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4028069}}^1$

素因数の和:4028088

約数の個数: 16

約数和(自身を含む): 1160084160

約数和(自身を除く): 495452775

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 4028069, 12084207, 20140345, 44308759, 60421035, 132926277, 221543795, 664631385]

約数ペア:

[(1, 664631385), (3, 221543795), (5, 132926277), (11, 60421035), (15, 44308759), (33, 20140345), (55, 12084207), (165, 4028069)]