25573977

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 44868096

約数和(自身を除く): 19294119

約数列:

[1, 3, 9, 11, 13, 31, 33, 39, 93, 99, 117, 143, 279, 341, 403, 429, 641, 1023, 1209, 1287, 1923, 3069, 3627, 4433, 5769, 7051, 8333, 13299, 19871, 21153, 24999, 39897, 59613, 63459, 74997, 91663, 178839, 218581, 258323, 274989, 655743, 774969, 824967, 1967229, 2324907, 2841553, 8524659, 25573977]

約数ペア:

[(1, 25573977), (3, 8524659), (9, 2841553), (11, 2324907), (13, 1967229), (31, 824967), (33, 774969), (39, 655743), (93, 274989), (99, 258323), (117, 218581), (143, 178839), (279, 91663), (341, 74997), (403, 63459), (429, 59613), (641, 39897), (1023, 24999), (1209, 21153), (1287, 19871), (1923, 13299), (3069, 8333), (3627, 7051), (4433, 5769)]