2540979

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{761}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 4279392

約数和(自身を除く): 1738413

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 761, 1113, 2283, 3339, 5327, 6849, 15981, 40333, 47943, 120999, 282331, 362997, 846993, 2540979]

約数ペア:

[(1, 2540979), (3, 846993), (7, 362997), (9, 282331), (21, 120999), (53, 47943), (63, 40333), (159, 15981), (371, 6849), (477, 5327), (761, 3339), (1113, 2283)]