81123555

素因数分解:

$3^1\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{5297}}^1$

素因数の和:6326

約数の個数: 16

約数和(自身を含む): 129949344

約数和(自身を除く): 48825789

約数列:

[1, 3, 5, 15, 1021, 3063, 5105, 5297, 15315, 15891, 26485, 79455, 5408237, 16224711, 27041185, 81123555]

約数ペア:

[(1, 81123555), (3, 27041185), (5, 16224711), (15, 5408237), (1021, 79455), (3063, 26485), (5105, 15891), (5297, 15315)]