81138429

素因数分解:

$3^6\times {\mathrm{111301}}^1$

素因数の和:111319

約数の個数: 14

約数和(自身を含む): 121653086

約数和(自身を除く): 40514657

約数列:

[1, 3, 9, 27, 81, 243, 729, 111301, 333903, 1001709, 3005127, 9015381, 27046143, 81138429]

約数ペア:

[(1, 81138429), (3, 27046143), (9, 9015381), (27, 3005127), (81, 1001709), (243, 333903), (729, 111301)]