28918905

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{14717}}^1$

素因数の和:14856

約数の個数: 16

約数和(自身を含む): 46626624

約数和(自身を除く): 17707719

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 14717, 44151, 73585, 220755, 1927927, 5783781, 9639635, 28918905]

約数ペア:

[(1, 28918905), (3, 9639635), (5, 5783781), (15, 1927927), (131, 220755), (393, 73585), (655, 44151), (1965, 14717)]