388049361

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{883}}^1\times {\mathrm{1231}}^1$

素因数の和:2141

約数の個数: 32

約数和(自身を含む): 627314688

約数和(自身を除く): 239265327

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 883, 1231, 2649, 3693, 6181, 8617, 15011, 18543, 20927, 25851, 45033, 62781, 105077, 146489, 315231, 439467, 1086973, 3260919, 7608811, 18478541, 22826433, 55435623, 129349787, 388049361]

約数ペア:

[(1, 388049361), (3, 129349787), (7, 55435623), (17, 22826433), (21, 18478541), (51, 7608811), (119, 3260919), (357, 1086973), (883, 439467), (1231, 315231), (2649, 146489), (3693, 105077), (6181, 62781), (8617, 45033), (15011, 25851), (18543, 20927)]