25653771

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 45007872

約数和(自身を除く): 19354101

約数列:

[1, 3, 9, 11, 13, 31, 33, 39, 93, 99, 117, 143, 279, 341, 403, 429, 643, 1023, 1209, 1287, 1929, 3069, 3627, 4433, 5787, 7073, 8359, 13299, 19933, 21219, 25077, 39897, 59799, 63657, 75231, 91949, 179397, 219263, 259129, 275847, 657789, 777387, 827541, 1973367, 2332161, 2850419, 8551257, 25653771]

約数ペア:

[(1, 25653771), (3, 8551257), (9, 2850419), (11, 2332161), (13, 1973367), (31, 827541), (33, 777387), (39, 657789), (93, 275847), (99, 259129), (117, 219263), (143, 179397), (279, 91949), (341, 75231), (403, 63657), (429, 59799), (643, 39897), (1023, 25077), (1209, 21219), (1287, 19933), (1929, 13299), (3069, 8359), (3627, 7073), (4433, 5787)]