156631239

素因数分解:

$3^5\times {\mathrm{389}}^1\times {\mathrm{1657}}^1$

素因数の和:2061

約数の個数: 24

約数和(自身を含む): 235369680

約数和(自身を除く): 78738441

約数列:

[1, 3, 9, 27, 81, 243, 389, 1167, 1657, 3501, 4971, 10503, 14913, 31509, 44739, 94527, 134217, 402651, 644573, 1933719, 5801157, 17403471, 52210413, 156631239]

約数ペア:

[(1, 156631239), (3, 52210413), (9, 17403471), (27, 5801157), (81, 1933719), (243, 644573), (389, 402651), (1167, 134217), (1657, 94527), (3501, 44739), (4971, 31509), (10503, 14913)]