55121553

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{14479}}^1$

素因数の和:14538

約数の個数: 20

約数和(自身を含む): 84099840

約数和(自身を除く): 28978287

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 14479, 43437, 130311, 390933, 680513, 1172799, 2041539, 6124617, 18373851, 55121553]

約数ペア:

[(1, 55121553), (3, 18373851), (9, 6124617), (27, 2041539), (47, 1172799), (81, 680513), (141, 390933), (423, 130311), (1269, 43437), (3807, 14479)]