26486019

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 48906000

約数和(自身を除く): 22419981

約数列:

[1, 3, 7, 9, 19, 21, 29, 49, 57, 63, 87, 109, 133, 147, 171, 203, 261, 327, 399, 441, 551, 609, 763, 931, 981, 1197, 1421, 1653, 1827, 2071, 2289, 2793, 3161, 3857, 4263, 4959, 5341, 6213, 6867, 8379, 9483, 11571, 12789, 14497, 16023, 18639, 22127, 26999, 28449, 34713, 43491, 48069, 60059, 66381, 80997, 101479, 130473, 154889, 180177, 199143, 242991, 304437, 420413, 464667, 540531, 913311, 1261239, 1394001, 2942891, 3783717, 8828673, 26486019]

約数ペア:

[(1, 26486019), (3, 8828673), (7, 3783717), (9, 2942891), (19, 1394001), (21, 1261239), (29, 913311), (49, 540531), (57, 464667), (63, 420413), (87, 304437), (109, 242991), (133, 199143), (147, 180177), (171, 154889), (203, 130473), (261, 101479), (327, 80997), (399, 66381), (441, 60059), (551, 48069), (609, 43491), (763, 34713), (931, 28449), (981, 26999), (1197, 22127), (1421, 18639), (1653, 16023), (1827, 14497), (2071, 12789), (2289, 11571), (2793, 9483), (3161, 8379), (3857, 6867), (4263, 6213), (4959, 5341)]