67427721

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{5107}}^1$

素因数の和:5282

約数の個数: 20

約数和(自身を含む): 101363152

約数和(自身を除く): 33935431

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 4401, 5107, 13203, 15321, 45963, 137889, 413667, 832441, 2497323, 7491969, 22475907, 67427721]

約数ペア:

[(1, 67427721), (3, 22475907), (9, 7491969), (27, 2497323), (81, 832441), (163, 413667), (489, 137889), (1467, 45963), (4401, 15321), (5107, 13203)]