275280291

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1999}}^1$

素因数の和:2136

約数の個数: 48

約数和(自身を含む): 471744000

約数和(自身を除く): 196463709

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 107, 117, 143, 321, 429, 963, 1177, 1287, 1391, 1999, 3531, 4173, 5997, 10593, 12519, 15301, 17991, 21989, 25987, 45903, 65967, 77961, 137709, 197901, 213893, 233883, 285857, 641679, 857571, 1925037, 2352823, 2572713, 2780609, 7058469, 8341827, 21175407, 25025481, 30586699, 91760097, 275280291]

約数ペア:

[(1, 275280291), (3, 91760097), (9, 30586699), (11, 25025481), (13, 21175407), (33, 8341827), (39, 7058469), (99, 2780609), (107, 2572713), (117, 2352823), (143, 1925037), (321, 857571), (429, 641679), (963, 285857), (1177, 233883), (1287, 213893), (1391, 197901), (1999, 137709), (3531, 77961), (4173, 65967), (5997, 45903), (10593, 25987), (12519, 21989), (15301, 17991)]