20553075

素因数分解:

$3^3\times 5^2\times {\mathrm{30449}}^1$

素因数の和:30468

約数の個数: 24

約数和(自身を含む): 37758000

約数和(自身を除く): 17204925

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 30449, 91347, 152245, 274041, 456735, 761225, 822123, 1370205, 2283675, 4110615, 6851025, 20553075]

約数ペア:

[(1, 20553075), (3, 6851025), (5, 4110615), (9, 2283675), (15, 1370205), (25, 822123), (27, 761225), (45, 456735), (75, 274041), (135, 152245), (225, 91347), (675, 30449)]