2864565

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1$

素因数の和:671

約数の個数: 40

約数和(自身を含む): 5610528

約数和(自身を除く): 2745963

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 643, 891, 1485, 1929, 3215, 4455, 5787, 7073, 9645, 17361, 21219, 28935, 35365, 52083, 63657, 86805, 106095, 190971, 260415, 318285, 572913, 954855, 2864565]

約数ペア:

[(1, 2864565), (3, 954855), (5, 572913), (9, 318285), (11, 260415), (15, 190971), (27, 106095), (33, 86805), (45, 63657), (55, 52083), (81, 35365), (99, 28935), (135, 21219), (165, 17361), (297, 9645), (405, 7073), (495, 5787), (643, 4455), (891, 3215), (1485, 1929)]