47331261

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 75915840

約数和(自身を除く): 28584579

約数列:

[1, 3, 9, 19, 41, 43, 57, 123, 129, 157, 171, 369, 387, 471, 779, 817, 1413, 1763, 2337, 2451, 2983, 5289, 6437, 6751, 7011, 7353, 8949, 15867, 19311, 20253, 26847, 33497, 57933, 60759, 100491, 122303, 128269, 276791, 301473, 366909, 384807, 830373, 1100727, 1154421, 2491119, 5259029, 15777087, 47331261]

約数ペア:

[(1, 47331261), (3, 15777087), (9, 5259029), (19, 2491119), (41, 1154421), (43, 1100727), (57, 830373), (123, 384807), (129, 366909), (157, 301473), (171, 276791), (369, 128269), (387, 122303), (471, 100491), (779, 60759), (817, 57933), (1413, 33497), (1763, 26847), (2337, 20253), (2451, 19311), (2983, 15867), (5289, 8949), (6437, 7353), (6751, 7011)]