209981361924

素因数分解:

$2^2\times 3^2\times {\mathrm{68737}}^1\times {\mathrm{84857}}^1$

素因数の和:153604

約数の個数: 36

約数和(自身を含む): 530800197564

約数和(自身を除く): 320818835640

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 68737, 84857, 137474, 169714, 206211, 254571, 274948, 339428, 412422, 509142, 618633, 763713, 824844, 1018284, 1237266, 1527426, 2474532, 3054852, 5832815609, 11665631218, 17498446827, 23331262436, 34996893654, 52495340481, 69993787308, 104990680962, 209981361924]

約数ペア:

[(1, 209981361924), (2, 104990680962), (3, 69993787308), (4, 52495340481), (6, 34996893654), (9, 23331262436), (12, 17498446827), (18, 11665631218), (36, 5832815609), (68737, 3054852), (84857, 2474532), (137474, 1527426), (169714, 1237266), (206211, 1018284), (254571, 824844), (274948, 763713), (339428, 618633), (412422, 509142)]