28776699

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 51000768

約数和(自身を除く): 22224069

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 97, 119, 153, 277, 291, 357, 679, 831, 873, 1071, 1649, 1939, 2037, 2493, 4709, 4947, 5817, 6111, 11543, 14127, 14841, 17451, 26869, 32963, 34629, 42381, 80607, 98889, 103887, 188083, 241821, 296667, 456773, 564249, 1370319, 1692747, 3197411, 4110957, 9592233, 28776699]

約数ペア:

[(1, 28776699), (3, 9592233), (7, 4110957), (9, 3197411), (17, 1692747), (21, 1370319), (51, 564249), (63, 456773), (97, 296667), (119, 241821), (153, 188083), (277, 103887), (291, 98889), (357, 80607), (679, 42381), (831, 34629), (873, 32963), (1071, 26869), (1649, 17451), (1939, 14841), (2037, 14127), (2493, 11543), (4709, 6111), (4947, 5817)]