81675465

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{147163}}^1$

素因数の和:147208

約数の個数: 16

約数和(自身を含む): 134213568

約数和(自身を除く): 52538103

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 147163, 441489, 735815, 2207445, 5445031, 16335093, 27225155, 81675465]

約数ペア:

[(1, 81675465), (3, 27225155), (5, 16335093), (15, 5445031), (37, 2207445), (111, 735815), (185, 441489), (555, 147163)]