16617879

素因数分解:

$3^4\times {\mathrm{193}}^1\times {\mathrm{1063}}^1$

素因数の和:1268

約数の個数: 20

約数和(自身を含む): 24976336

約数和(自身を除く): 8358457

約数列:

[1, 3, 9, 27, 81, 193, 579, 1063, 1737, 3189, 5211, 9567, 15633, 28701, 86103, 205159, 615477, 1846431, 5539293, 16617879]

約数ペア:

[(1, 16617879), (3, 5539293), (9, 1846431), (27, 615477), (81, 205159), (193, 86103), (579, 28701), (1063, 15633), (1737, 9567), (3189, 5211)]