28459269

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{4813}}^1$

素因数の和:4898

約数の個数: 20

約数和(自身を含む): 43104556

約数和(自身を除く): 14645287

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 4813, 5913, 14439, 43317, 129951, 351349, 389853, 1054047, 3162141, 9486423, 28459269]

約数ペア:

[(1, 28459269), (3, 9486423), (9, 3162141), (27, 1054047), (73, 389853), (81, 351349), (219, 129951), (657, 43317), (1971, 14439), (4813, 5913)]