81400578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{28927}}^1$

素因数の和:29006

約数の個数: 32

約数和(自身を含む): 188841984

約数和(自身を除く): 107441406

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 28927, 57854, 86781, 173562, 202489, 404978, 607467, 1214934, 1938109, 3876218, 5814327, 11628654, 13566763, 27133526, 40700289, 81400578]

約数ペア:

[(1, 81400578), (2, 40700289), (3, 27133526), (6, 13566763), (7, 11628654), (14, 5814327), (21, 3876218), (42, 1938109), (67, 1214934), (134, 607467), (201, 404978), (402, 202489), (469, 173562), (938, 86781), (1407, 57854), (2814, 28927)]