81477438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1939939}}^1$

素因数の和:1939951

約数の個数: 16

約数和(自身を含む): 186234240

約数和(自身を除く): 104756802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1939939, 3879878, 5819817, 11639634, 13579573, 27159146, 40738719, 81477438]

約数ペア:

[(1, 81477438), (2, 40738719), (3, 27159146), (6, 13579573), (7, 11639634), (14, 5819817), (21, 3879878), (42, 1939939)]