205743559

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{8861}}^1$

素因数の和:9006

約数の個数: 16

約数和(自身を含む): 245016576

約数和(自身を除く): 39273017

約数列:

[1, 7, 31, 107, 217, 749, 3317, 8861, 23219, 62027, 274691, 948127, 1922837, 6636889, 29391937, 205743559]

約数ペア:

[(1, 205743559), (7, 29391937), (31, 6636889), (107, 1922837), (217, 948127), (749, 274691), (3317, 62027), (8861, 23219)]