289062027

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:517

約数の個数: 40

約数和(自身を含む): 441408000

約数和(自身を除く): 152345973

約数列:

[1, 3, 9, 27, 79, 81, 199, 227, 237, 597, 681, 711, 1791, 2043, 2133, 5373, 6129, 6399, 15721, 16119, 17933, 18387, 45173, 47163, 53799, 135519, 141489, 161397, 406557, 424467, 484191, 1219671, 1273401, 1452573, 3568667, 3659013, 10706001, 32118003, 96354009, 289062027]

約数ペア:

[(1, 289062027), (3, 96354009), (9, 32118003), (27, 10706001), (79, 3659013), (81, 3568667), (199, 1452573), (227, 1273401), (237, 1219671), (597, 484191), (681, 424467), (711, 406557), (1791, 161397), (2043, 141489), (2133, 135519), (5373, 53799), (6129, 47163), (6399, 45173), (15721, 18387), (16119, 17933)]