68916988

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{23003}}^1$

素因数の和:23121

約数の個数: 24

約数和(自身を含む): 139128192

約数和(自身を除く): 70211204

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 23003, 46006, 92012, 161021, 322042, 644084, 2461321, 4922642, 9845284, 17229247, 34458494, 68916988]

約数ペア:

[(1, 68916988), (2, 34458494), (4, 17229247), (7, 9845284), (14, 4922642), (28, 2461321), (107, 644084), (214, 322042), (428, 161021), (749, 92012), (1498, 46006), (2996, 23003)]