128309335

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{333271}}^1$

素因数の和:333294

約数の個数: 16

約数和(自身を含む): 191964672

約数和(自身を除く): 63655337

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 333271, 1666355, 2332897, 3665981, 11664485, 18329905, 25661867, 128309335]

約数ペア:

[(1, 128309335), (5, 25661867), (7, 18329905), (11, 11664485), (35, 3665981), (55, 2332897), (77, 1666355), (385, 333271)]