55128735

素因数分解:

$3^3\times 5^1\times {\mathrm{408361}}^1$

素因数の和:408375

約数の個数: 16

約数和(自身を含む): 98006880

約数和(自身を除く): 42878145

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 408361, 1225083, 2041805, 3675249, 6125415, 11025747, 18376245, 55128735]

約数ペア:

[(1, 55128735), (3, 18376245), (5, 11025747), (9, 6125415), (15, 3675249), (27, 2041805), (45, 1225083), (135, 408361)]