254673963

素因数分解:

$3^7\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:188

約数の個数: 64

約数和(自身を含む): 409973760

約数和(自身を除く): 155299797

約数列:

[1, 3, 9, 23, 27, 61, 69, 81, 83, 183, 207, 243, 249, 549, 621, 729, 747, 1403, 1647, 1863, 1909, 2187, 2241, 4209, 4941, 5063, 5589, 5727, 6723, 12627, 14823, 15189, 16767, 17181, 20169, 37881, 44469, 45567, 50301, 51543, 60507, 113643, 116449, 133407, 136701, 154629, 181521, 340929, 349347, 410103, 463887, 1022787, 1048041, 1230309, 1391661, 3068361, 3144123, 3690927, 4174983, 9432369, 11072781, 28297107, 84891321, 254673963]

約数ペア:

[(1, 254673963), (3, 84891321), (9, 28297107), (23, 11072781), (27, 9432369), (61, 4174983), (69, 3690927), (81, 3144123), (83, 3068361), (183, 1391661), (207, 1230309), (243, 1048041), (249, 1022787), (549, 463887), (621, 410103), (729, 349347), (747, 340929), (1403, 181521), (1647, 154629), (1863, 136701), (1909, 133407), (2187, 116449), (2241, 113643), (4209, 60507), (4941, 51543), (5063, 50301), (5589, 45567), (5727, 44469), (6723, 37881), (12627, 20169), (14823, 17181), (15189, 16767)]