28237329

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{4007}}^1$

素因数の和:4051

約数の個数: 24

約数和(自身を含む): 43767360

約数和(自身を除く): 15530031

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 4007, 7047, 12021, 36063, 108189, 116203, 324567, 348609, 973701, 1045827, 3137481, 9412443, 28237329]

約数ペア:

[(1, 28237329), (3, 9412443), (9, 3137481), (27, 1045827), (29, 973701), (81, 348609), (87, 324567), (243, 116203), (261, 108189), (783, 36063), (2349, 12021), (4007, 7047)]