39872721

素因数分解:

$3^1\times 7^3\times {\mathrm{38749}}^1$

素因数の和:38773

約数の個数: 16

約数和(自身を含む): 62000000

約数和(自身を除く): 22127279

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 38749, 116247, 271243, 813729, 1898701, 5696103, 13290907, 39872721]

約数ペア:

[(1, 39872721), (3, 13290907), (7, 5696103), (21, 1898701), (49, 813729), (147, 271243), (343, 116247), (1029, 38749)]