13990239

素因数分解:

$3^7\times {\mathrm{6397}}^1$

素因数の和:6418

約数の個数: 16

約数和(自身を含む): 20985440

約数和(自身を除く): 6995201

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 6397, 19191, 57573, 172719, 518157, 1554471, 4663413, 13990239]

約数ペア:

[(1, 13990239), (3, 4663413), (9, 1554471), (27, 518157), (81, 172719), (243, 57573), (729, 19191), (2187, 6397)]