666001335

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{8527}}^1$

素因数の和:8703

約数の個数: 32

約数和(自身を含む): 1100316672

約数和(自身を除く): 434315337

約数列:

[1, 3, 5, 15, 41, 123, 127, 205, 381, 615, 635, 1905, 5207, 8527, 15621, 25581, 26035, 42635, 78105, 127905, 349607, 1048821, 1082929, 1748035, 3248787, 5244105, 5414645, 16243935, 44400089, 133200267, 222000445, 666001335]

約数ペア:

[(1, 666001335), (3, 222000445), (5, 133200267), (15, 44400089), (41, 16243935), (123, 5414645), (127, 5244105), (205, 3248787), (381, 1748035), (615, 1082929), (635, 1048821), (1905, 349607), (5207, 127905), (8527, 78105), (15621, 42635), (25581, 26035)]