81872074

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{3323}}^1$

素因数の和:3549

約数の個数: 16

約数和(自身を含む): 125088768

約数和(自身を除く): 43216694

約数列:

[1, 2, 97, 127, 194, 254, 3323, 6646, 12319, 24638, 322331, 422021, 644662, 844042, 40936037, 81872074]

約数ペア:

[(1, 81872074), (2, 40936037), (97, 844042), (127, 644662), (194, 422021), (254, 322331), (3323, 24638), (6646, 12319)]