81329042

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{1933}}^1$

素因数の和:2237

約数の個数: 16

約数和(自身を含む): 123814680

約数和(自身を除く): 42485638

約数列:

[1, 2, 109, 193, 218, 386, 1933, 3866, 21037, 42074, 210697, 373069, 421394, 746138, 40664521, 81329042]

約数ペア:

[(1, 81329042), (2, 40664521), (109, 746138), (193, 421394), (218, 373069), (386, 210697), (1933, 42074), (3866, 21037)]