18561177

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{5413}}^1$

素因数の和:5549

約数の個数: 16

約数和(自身を含む): 27719680

約数和(自身を除く): 9158503

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 5413, 16239, 48717, 146151, 687451, 2062353, 6187059, 18561177]

約数ペア:

[(1, 18561177), (3, 6187059), (9, 2062353), (27, 687451), (127, 146151), (381, 48717), (1143, 16239), (3429, 5413)]