15639669

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{4561}}^1$

素因数の和:4697

約数の個数: 16

約数和(自身を含む): 23357440

約数和(自身を除く): 7717771

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 4561, 13683, 41049, 123147, 579247, 1737741, 5213223, 15639669]

約数ペア:

[(1, 15639669), (3, 5213223), (9, 1737741), (27, 579247), (127, 123147), (381, 41049), (1143, 13683), (3429, 4561)]