128009445

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^2\times {\mathrm{907}}^1$

素因数の和:1109

約数の個数: 24

約数和(自身を含む): 207176544

約数和(自身を除く): 79167099

約数列:

[1, 3, 5, 15, 97, 291, 485, 907, 1455, 2721, 4535, 9409, 13605, 28227, 47045, 87979, 141135, 263937, 439895, 1319685, 8533963, 25601889, 42669815, 128009445]

約数ペア:

[(1, 128009445), (3, 42669815), (5, 25601889), (15, 8533963), (97, 1319685), (291, 439895), (485, 263937), (907, 141135), (1455, 87979), (2721, 47045), (4535, 28227), (9409, 13605)]