199911313

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{4759}}^1$

素因数の和:5136

約数の個数: 16

約数和(自身を含む): 242645760

約数和(自身を除く): 42734447

約数列:

[1, 7, 17, 119, 353, 2471, 4759, 6001, 33313, 42007, 80903, 566321, 1679927, 11759489, 28558759, 199911313]

約数ペア:

[(1, 199911313), (7, 28558759), (17, 11759489), (119, 1679927), (353, 566321), (2471, 80903), (4759, 42007), (6001, 33313)]