427776471

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:895

約数の個数: 56

約数和(自身を含む): 691685376

約数和(自身を除く): 263908905

約数列:

[1, 3, 9, 23, 27, 31, 69, 81, 93, 207, 243, 279, 621, 713, 729, 823, 837, 1863, 2139, 2469, 2511, 5589, 6417, 7407, 7533, 16767, 18929, 19251, 22221, 22599, 25513, 56787, 57753, 66663, 76539, 170361, 173259, 199989, 229617, 511083, 519777, 586799, 599967, 688851, 1533249, 1760397, 2066553, 4599747, 5281191, 6199659, 13799241, 15843573, 18598977, 47530719, 142592157, 427776471]

約数ペア:

[(1, 427776471), (3, 142592157), (9, 47530719), (23, 18598977), (27, 15843573), (31, 13799241), (69, 6199659), (81, 5281191), (93, 4599747), (207, 2066553), (243, 1760397), (279, 1533249), (621, 688851), (713, 599967), (729, 586799), (823, 519777), (837, 511083), (1863, 229617), (2139, 199989), (2469, 173259), (2511, 170361), (5589, 76539), (6417, 66663), (7407, 57753), (7533, 56787), (16767, 25513), (18929, 22599), (19251, 22221)]