31286145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{189613}}^1$

素因数の和:189632

約数の個数: 16

約数和(自身を含む): 54608832

約数和(自身を除く): 23322687

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 189613, 568839, 948065, 2085743, 2844195, 6257229, 10428715, 31286145]

約数ペア:

[(1, 31286145), (3, 10428715), (5, 6257229), (11, 2844195), (15, 2085743), (33, 948065), (55, 568839), (165, 189613)]