81882105

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{126949}}^1$

素因数の和:127000

約数の個数: 16

約数和(自身を含む): 134059200

約数和(自身を除く): 52177095

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 126949, 380847, 634745, 1904235, 5458807, 16376421, 27294035, 81882105]

約数ペア:

[(1, 81882105), (3, 27294035), (5, 16376421), (15, 5458807), (43, 1904235), (129, 634745), (215, 380847), (645, 126949)]