520012467

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1483}}^1$

素因数の和:1551

約数の個数: 56

約数和(自身を含む): 862910384

約数和(自身を除く): 342897917

約数列:

[1, 3, 9, 13, 27, 37, 39, 81, 111, 117, 243, 333, 351, 481, 729, 999, 1053, 1443, 1483, 2997, 3159, 4329, 4449, 8991, 9477, 12987, 13347, 19279, 26973, 38961, 40041, 54871, 57837, 116883, 120123, 164613, 173511, 350649, 360369, 493839, 520533, 713323, 1081107, 1481517, 1561599, 2139969, 4444551, 4684797, 6419907, 13333653, 14054391, 19259721, 40000959, 57779163, 173337489, 520012467]

約数ペア:

[(1, 520012467), (3, 173337489), (9, 57779163), (13, 40000959), (27, 19259721), (37, 14054391), (39, 13333653), (81, 6419907), (111, 4684797), (117, 4444551), (243, 2139969), (333, 1561599), (351, 1481517), (481, 1081107), (729, 713323), (999, 520533), (1053, 493839), (1443, 360369), (1483, 350649), (2997, 173511), (3159, 164613), (4329, 120123), (4449, 116883), (8991, 57837), (9477, 54871), (12987, 40041), (13347, 38961), (19279, 26973)]