2584413

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:258

約数の個数: 32

約数和(自身を含む): 4256000

約数和(自身を除く): 1671587

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 199, 333, 351, 481, 597, 999, 1443, 1791, 2587, 4329, 5373, 7363, 7761, 12987, 22089, 23283, 66267, 69849, 95719, 198801, 287157, 861471, 2584413]

約数ペア:

[(1, 2584413), (3, 861471), (9, 287157), (13, 198801), (27, 95719), (37, 69849), (39, 66267), (111, 23283), (117, 22089), (199, 12987), (333, 7761), (351, 7363), (481, 5373), (597, 4329), (999, 2587), (1443, 1791)]