25938003

素因数分解:

$3^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{277}}^1$

素因数の和:321

約数の個数: 40

約数和(自身を含む): 43605968

約数和(自身を除く): 17667965

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 277, 343, 637, 831, 1029, 1911, 1939, 2401, 3601, 4459, 5817, 7203, 10803, 13377, 13573, 25207, 31213, 40719, 75621, 93639, 95011, 176449, 285033, 529347, 665077, 1235143, 1995231, 3705429, 8646001, 25938003]

約数ペア:

[(1, 25938003), (3, 8646001), (7, 3705429), (13, 1995231), (21, 1235143), (39, 665077), (49, 529347), (91, 285033), (147, 176449), (273, 95011), (277, 93639), (343, 75621), (637, 40719), (831, 31213), (1029, 25207), (1911, 13573), (1939, 13377), (2401, 10803), (3601, 7203), (4459, 5817)]