28525497

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 96

約数和(自身を含む): 55157760

約数和(自身を除く): 26632263

約数列:

[1, 3, 7, 11, 13, 21, 23, 33, 39, 49, 59, 69, 77, 91, 143, 147, 161, 177, 231, 253, 273, 299, 413, 429, 483, 539, 637, 649, 759, 767, 897, 1001, 1127, 1239, 1357, 1617, 1771, 1911, 1947, 2093, 2301, 2891, 3003, 3289, 3381, 4071, 4543, 5313, 5369, 6279, 7007, 8437, 8673, 9499, 9867, 12397, 13629, 14651, 14927, 16107, 17641, 21021, 23023, 25311, 28497, 31801, 37191, 37583, 43953, 44781, 52923, 59059, 66493, 69069, 95403, 104489, 112749, 123487, 161161, 177177, 194051, 199479, 313467, 370461, 413413, 483483, 582153, 731423, 864409, 1240239, 1358357, 2194269, 2593227, 4075071, 9508499, 28525497]

約数ペア:

[(1, 28525497), (3, 9508499), (7, 4075071), (11, 2593227), (13, 2194269), (21, 1358357), (23, 1240239), (33, 864409), (39, 731423), (49, 582153), (59, 483483), (69, 413413), (77, 370461), (91, 313467), (143, 199479), (147, 194051), (161, 177177), (177, 161161), (231, 123487), (253, 112749), (273, 104489), (299, 95403), (413, 69069), (429, 66493), (483, 59059), (539, 52923), (637, 44781), (649, 43953), (759, 37583), (767, 37191), (897, 31801), (1001, 28497), (1127, 25311), (1239, 23023), (1357, 21021), (1617, 17641), (1771, 16107), (1911, 14927), (1947, 14651), (2093, 13629), (2301, 12397), (2891, 9867), (3003, 9499), (3289, 8673), (3381, 8437), (4071, 7007), (4543, 6279), (5313, 5369)]