172893752721

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{9521}}^1\times {\mathrm{15641}}^1$

素因数の和:25214

約数の個数: 32

約数和(自身を含む): 262139898240

約数和(自身を除く): 89246145519

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 9521, 15641, 28563, 46923, 85689, 140769, 257067, 409403, 422307, 672563, 1228209, 2017689, 3684627, 6053067, 11053881, 18159201, 148917961, 446753883, 1340261649, 4020784947, 6403472323, 19210416969, 57631250907, 172893752721]

約数ペア:

[(1, 172893752721), (3, 57631250907), (9, 19210416969), (27, 6403472323), (43, 4020784947), (129, 1340261649), (387, 446753883), (1161, 148917961), (9521, 18159201), (15641, 11053881), (28563, 6053067), (46923, 3684627), (85689, 2017689), (140769, 1228209), (257067, 672563), (409403, 422307)]