13207271

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:563

約数の個数: 24

約数和(自身を含む): 17160192

約数和(自身を除く): 3952921

約数列:

[1, 7, 11, 31, 77, 121, 217, 341, 503, 847, 2387, 3521, 3751, 5533, 15593, 26257, 38731, 60863, 109151, 171523, 426041, 1200661, 1886753, 13207271]

約数ペア:

[(1, 13207271), (7, 1886753), (11, 1200661), (31, 426041), (77, 171523), (121, 109151), (217, 60863), (341, 38731), (503, 26257), (847, 15593), (2387, 5533), (3521, 3751)]