1617525207

素因数分解:

$3^4\times {\mathrm{2381}}^1\times {\mathrm{8387}}^1$

素因数の和:10780

約数の個数: 20

約数和(自身を含む): 2417606136

約数和(自身を除く): 800080929

約数列:

[1, 3, 9, 27, 81, 2381, 7143, 8387, 21429, 25161, 64287, 75483, 192861, 226449, 679347, 19969447, 59908341, 179725023, 539175069, 1617525207]

約数ペア:

[(1, 1617525207), (3, 539175069), (9, 179725023), (27, 59908341), (81, 19969447), (2381, 679347), (7143, 226449), (8387, 192861), (21429, 75483), (25161, 64287)]