16628859

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{457}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 26007072

約数和(自身を除く): 9378213

約数列:

[1, 3, 9, 13, 39, 117, 311, 457, 933, 1371, 2799, 4043, 4113, 5941, 12129, 17823, 36387, 53469, 142127, 426381, 1279143, 1847651, 5542953, 16628859]

約数ペア:

[(1, 16628859), (3, 5542953), (9, 1847651), (13, 1279143), (39, 426381), (117, 142127), (311, 53469), (457, 36387), (933, 17823), (1371, 12129), (2799, 5941), (4043, 4113)]