28590243

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 45849888

約数和(自身を除く): 17259645

約数列:

[1, 3, 11, 17, 33, 41, 51, 113, 121, 123, 187, 339, 363, 451, 561, 697, 1243, 1353, 1921, 2057, 2091, 3729, 4633, 4961, 5763, 6171, 7667, 13673, 13899, 14883, 21131, 23001, 41019, 50963, 63393, 78761, 84337, 152889, 232441, 236283, 253011, 560593, 697323, 866371, 1681779, 2599113, 9530081, 28590243]

約数ペア:

[(1, 28590243), (3, 9530081), (11, 2599113), (17, 1681779), (33, 866371), (41, 697323), (51, 560593), (113, 253011), (121, 236283), (123, 232441), (187, 152889), (339, 84337), (363, 78761), (451, 63393), (561, 50963), (697, 41019), (1243, 23001), (1353, 21131), (1921, 14883), (2057, 13899), (2091, 13673), (3729, 7667), (4633, 6171), (4961, 5763)]