25087777

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 30499560

約数和(自身を除く): 5411783

約数列:

[1, 11, 13, 41, 121, 143, 389, 451, 533, 1573, 4279, 4961, 5057, 5863, 15949, 47069, 55627, 64493, 175439, 207337, 611897, 1929829, 2280707, 25087777]

約数ペア:

[(1, 25087777), (11, 2280707), (13, 1929829), (41, 611897), (121, 207337), (143, 175439), (389, 64493), (451, 55627), (533, 47069), (1573, 15949), (4279, 5863), (4961, 5057)]