20331375

素因数分解:

$3^1\times 5^3\times {\mathrm{54217}}^1$

素因数の和:54235

約数の個数: 16

約数和(自身を含む): 33832032

約数和(自身を除く): 13500657

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 54217, 162651, 271085, 813255, 1355425, 4066275, 6777125, 20331375]

約数ペア:

[(1, 20331375), (3, 6777125), (5, 4066275), (15, 1355425), (25, 813255), (75, 271085), (125, 162651), (375, 54217)]