31087989

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{16217}}^1$

素因数の和:16297

約数の個数: 16

約数和(自身を含む): 46707840

約数和(自身を除く): 15619851

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 16217, 48651, 145953, 437859, 1151407, 3454221, 10362663, 31087989]

約数ペア:

[(1, 31087989), (3, 10362663), (9, 3454221), (27, 1151407), (71, 437859), (213, 145953), (639, 48651), (1917, 16217)]