128538465

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{779021}}^1$

素因数の和:779040

約数の個数: 16

約数和(自身を含む): 224358336

約数和(自身を除く): 95819871

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 779021, 2337063, 3895105, 8569231, 11685315, 25707693, 42846155, 128538465]

約数ペア:

[(1, 128538465), (3, 42846155), (5, 25707693), (11, 11685315), (15, 8569231), (33, 3895105), (55, 2337063), (165, 779021)]