31921083

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 51760800

約数和(自身を除く): 19839717

約数列:

[1, 3, 9, 19, 29, 41, 57, 87, 123, 157, 171, 261, 369, 471, 551, 779, 1189, 1413, 1653, 2337, 2983, 3567, 4553, 4959, 6437, 7011, 8949, 10701, 13659, 19311, 22591, 26847, 40977, 57933, 67773, 86507, 122303, 186673, 203319, 259521, 366909, 560019, 778563, 1100727, 1680057, 3546787, 10640361, 31921083]

約数ペア:

[(1, 31921083), (3, 10640361), (9, 3546787), (19, 1680057), (29, 1100727), (41, 778563), (57, 560019), (87, 366909), (123, 259521), (157, 203319), (171, 186673), (261, 122303), (369, 86507), (471, 67773), (551, 57933), (779, 40977), (1189, 26847), (1413, 22591), (1653, 19311), (2337, 13659), (2983, 10701), (3567, 8949), (4553, 7011), (4959, 6437)]