2787318

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{727}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 6289920

約数和(自身を除く): 3502602

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 727, 1278, 1454, 1917, 2181, 3834, 4362, 6543, 13086, 19629, 39258, 51617, 103234, 154851, 309702, 464553, 929106, 1393659, 2787318]

約数ペア:

[(1, 2787318), (2, 1393659), (3, 929106), (6, 464553), (9, 309702), (18, 154851), (27, 103234), (54, 51617), (71, 39258), (142, 19629), (213, 13086), (426, 6543), (639, 4362), (727, 3834), (1278, 2181), (1454, 1917)]