81703916

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{27271}}^1$

素因数の和:27389

約数の個数: 24

約数和(自身を含む): 164941056

約数和(自身を除く): 83237140

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 27271, 54542, 109084, 190897, 381794, 763588, 2917997, 5835994, 11671988, 20425979, 40851958, 81703916]

約数ペア:

[(1, 81703916), (2, 40851958), (4, 20425979), (7, 11671988), (14, 5835994), (28, 2917997), (107, 763588), (214, 381794), (428, 190897), (749, 109084), (1498, 54542), (2996, 27271)]