18280629

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{463}}^1$

素因数の和:617

約数の個数: 24

約数和(自身を含む): 27361152

約数和(自身を除く): 9080523

約数列:

[1, 3, 9, 41, 107, 123, 321, 369, 463, 963, 1389, 4167, 4387, 13161, 18983, 39483, 49541, 56949, 148623, 170847, 445869, 2031181, 6093543, 18280629]

約数ペア:

[(1, 18280629), (3, 6093543), (9, 2031181), (41, 445869), (107, 170847), (123, 148623), (321, 56949), (369, 49541), (463, 39483), (963, 18983), (1389, 13161), (4167, 4387)]