28775578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{15161}}^1$

素因数の和:15249

約数の個数: 16

約数和(自身を含む): 47123496

約数和(自身を除く): 18347918

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 15161, 30322, 197093, 394186, 1106753, 2213506, 14387789, 28775578]

約数ペア:

[(1, 28775578), (2, 14387789), (13, 2213506), (26, 1106753), (73, 394186), (146, 197093), (949, 30322), (1898, 15161)]