239094289

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{20789}}^1$

素因数の和:20880

約数の個数: 16

約数和(自身を含む): 287400960

約数和(自身を除く): 48306671

約数列:

[1, 7, 31, 53, 217, 371, 1643, 11501, 20789, 145523, 644459, 1101817, 4511213, 7712719, 34156327, 239094289]

約数ペア:

[(1, 239094289), (7, 34156327), (31, 7712719), (53, 4511213), (217, 1101817), (371, 644459), (1643, 145523), (11501, 20789)]