248546165

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{1091}}^1$

素因数の和:1409

約数の個数: 32

約数和(自身を含む): 357267456

約数和(自身を除く): 108721291

約数列:

[1, 5, 7, 23, 35, 115, 161, 283, 805, 1091, 1415, 1981, 5455, 6509, 7637, 9905, 25093, 32545, 38185, 45563, 125465, 175651, 227815, 308753, 878255, 1543765, 2161271, 7101319, 10806355, 35506595, 49709233, 248546165]

約数ペア:

[(1, 248546165), (5, 49709233), (7, 35506595), (23, 10806355), (35, 7101319), (115, 2161271), (161, 1543765), (283, 878255), (805, 308753), (1091, 227815), (1415, 175651), (1981, 125465), (5455, 45563), (6509, 38185), (7637, 32545), (9905, 25093)]