25451127

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^2$

素因数の和:252

約数の個数: 36

約数和(自身を含む): 42067480

約数和(自身を除く): 16616353

約数列:

[1, 3, 9, 13, 19, 39, 57, 107, 117, 171, 247, 321, 741, 963, 1391, 2033, 2223, 4173, 6099, 11449, 12519, 18297, 26429, 34347, 79287, 103041, 148837, 217531, 237861, 446511, 652593, 1339533, 1957779, 2827903, 8483709, 25451127]

約数ペア:

[(1, 25451127), (3, 8483709), (9, 2827903), (13, 1957779), (19, 1339533), (39, 652593), (57, 446511), (107, 237861), (117, 217531), (171, 148837), (247, 103041), (321, 79287), (741, 34347), (963, 26429), (1391, 18297), (2033, 12519), (2223, 11449), (4173, 6099)]