25906815

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 49420800

約数和(自身を除く): 23513985

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 199, 263, 495, 597, 789, 995, 1315, 1791, 2189, 2367, 2893, 2985, 3945, 6567, 8679, 8955, 10945, 11835, 14465, 19701, 26037, 32835, 43395, 52337, 98505, 130185, 157011, 261685, 471033, 575707, 785055, 1727121, 2355165, 2878535, 5181363, 8635605, 25906815]

約数ペア:

[(1, 25906815), (3, 8635605), (5, 5181363), (9, 2878535), (11, 2355165), (15, 1727121), (33, 785055), (45, 575707), (55, 471033), (99, 261685), (165, 157011), (199, 130185), (263, 98505), (495, 52337), (597, 43395), (789, 32835), (995, 26037), (1315, 19701), (1791, 14465), (2189, 11835), (2367, 10945), (2893, 8955), (2985, 8679), (3945, 6567)]