20287125

素因数分解:

$3^3\times 5^3\times {\mathrm{6011}}^1$

素因数の和:6035

約数の個数: 32

約数和(自身を含む): 37514880

約数和(自身を除く): 17227755

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 675, 1125, 3375, 6011, 18033, 30055, 54099, 90165, 150275, 162297, 270495, 450825, 751375, 811485, 1352475, 2254125, 4057425, 6762375, 20287125]

約数ペア:

[(1, 20287125), (3, 6762375), (5, 4057425), (9, 2254125), (15, 1352475), (25, 811485), (27, 751375), (45, 450825), (75, 270495), (125, 162297), (135, 150275), (225, 90165), (375, 54099), (675, 30055), (1125, 18033), (3375, 6011)]