13553487

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{1123}}^1$

素因数の和:1284

約数の個数: 20

約数和(自身を含む): 20400600

約数和(自身を除く): 6847113

約数列:

[1, 3, 9, 27, 81, 149, 447, 1123, 1341, 3369, 4023, 10107, 12069, 30321, 90963, 167327, 501981, 1505943, 4517829, 13553487]

約数ペア:

[(1, 13553487), (3, 4517829), (9, 1505943), (27, 501981), (81, 167327), (149, 90963), (447, 30321), (1123, 12069), (1341, 10107), (3369, 4023)]