28714419

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{15413}}^1$

素因数の和:15448

約数の個数: 20

約数和(自身を含む): 44762256

約数和(自身を除く): 16047837

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 15413, 46239, 138717, 354499, 416151, 1063497, 1248453, 3190491, 9571473, 28714419]

約数ペア:

[(1, 28714419), (3, 9571473), (9, 3190491), (23, 1248453), (27, 1063497), (69, 416151), (81, 354499), (207, 138717), (621, 46239), (1863, 15413)]