16239609

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{1277}}^1$

素因数の和:1446

約数の個数: 20

約数和(自身を含む): 24432804

約数和(自身を除く): 8193195

約数列:

[1, 3, 9, 27, 81, 157, 471, 1277, 1413, 3831, 4239, 11493, 12717, 34479, 103437, 200489, 601467, 1804401, 5413203, 16239609]

約数ペア:

[(1, 16239609), (3, 5413203), (9, 1804401), (27, 601467), (81, 200489), (157, 103437), (471, 34479), (1277, 12717), (1413, 11493), (3831, 4239)]