27654669

素因数分解:

$3^3\times 7^2\times {\mathrm{20903}}^1$

素因数の和:20926

約数の個数: 24

約数和(自身を含む): 47661120

約数和(自身を除く): 20006451

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 20903, 62709, 146321, 188127, 438963, 564381, 1024247, 1316889, 3072741, 3950667, 9218223, 27654669]

約数ペア:

[(1, 27654669), (3, 9218223), (7, 3950667), (9, 3072741), (21, 1316889), (27, 1024247), (49, 564381), (63, 438963), (147, 188127), (189, 146321), (441, 62709), (1323, 20903)]