256497193

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{997}}^1$

素因数の和:1264

約数の個数: 16

約数和(自身を含む): 272605696

約数和(自身を除く): 16108503

約数列:

[1, 31, 43, 193, 997, 1333, 5983, 8299, 30907, 42871, 192421, 257269, 1329001, 5965051, 8274103, 256497193]

約数ペア:

[(1, 256497193), (31, 8274103), (43, 5965051), (193, 1329001), (997, 257269), (1333, 192421), (5983, 42871), (8299, 30907)]