128577138

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{498361}}^1$

素因数の和:498409

約数の個数: 16

約数和(自身を含む): 263135136

約数和(自身を除く): 134557998

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 498361, 996722, 1495083, 2990166, 21429523, 42859046, 64288569, 128577138]

約数ペア:

[(1, 128577138), (2, 64288569), (3, 42859046), (6, 21429523), (43, 2990166), (86, 1495083), (129, 996722), (258, 498361)]