81276951

素因数分解:

$3^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{5927}}^1$

素因数の和:6590

約数の個数: 16

約数和(自身を含む): 124061184

約数和(自身を除く): 42784233

約数列:

[1, 3, 7, 21, 653, 1959, 4571, 5927, 13713, 17781, 41489, 124467, 3870331, 11610993, 27092317, 81276951]

約数ペア:

[(1, 81276951), (3, 27092317), (7, 11610993), (21, 3870331), (653, 124467), (1959, 41489), (4571, 17781), (5927, 13713)]