81259905

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{65269}}^1$

素因数の和:65360

約数の個数: 16

約数和(自身を含む): 131584320

約数和(自身を除く): 50324415

約数列:

[1, 3, 5, 15, 83, 249, 415, 1245, 65269, 195807, 326345, 979035, 5417327, 16251981, 27086635, 81259905]

約数ペア:

[(1, 81259905), (3, 27086635), (5, 16251981), (15, 5417327), (83, 979035), (249, 326345), (415, 195807), (1245, 65269)]