257711067

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{9803}}^1$

素因数の和:9959

約数の個数: 24

約数和(自身を含む): 391532544

約数和(自身を除く): 133821477

約数列:

[1, 3, 9, 23, 69, 127, 207, 381, 1143, 2921, 8763, 9803, 26289, 29409, 88227, 225469, 676407, 1244981, 2029221, 3734943, 11204829, 28634563, 85903689, 257711067]

約数ペア:

[(1, 257711067), (3, 85903689), (9, 28634563), (23, 11204829), (69, 3734943), (127, 2029221), (207, 1244981), (381, 676407), (1143, 225469), (2921, 88227), (8763, 29409), (9803, 26289)]