28608111

素因数分解:

$3^2\times 7^2\times {\mathrm{64871}}^1$

素因数の和:64891

約数の個数: 18

約数和(自身を含む): 48070152

約数和(自身を除く): 19462041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 64871, 194613, 454097, 583839, 1362291, 3178679, 4086873, 9536037, 28608111]

約数ペア:

[(1, 28608111), (3, 9536037), (7, 4086873), (9, 3178679), (21, 1362291), (49, 583839), (63, 454097), (147, 194613), (441, 64871)]