81810386

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{53611}}^1$

素因数の和:53729

約数の個数: 16

約数和(自身を含む): 141535680

約数和(自身を除く): 59725294

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 53611, 107222, 375277, 750554, 5843599, 11687198, 40905193, 81810386]

約数ペア:

[(1, 81810386), (2, 40905193), (7, 11687198), (14, 5843599), (109, 750554), (218, 375277), (763, 107222), (1526, 53611)]