257875831953

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{4649}}^1\times {\mathrm{47777}}^1$

素因数の和:52478

約数の個数: 32

約数和(自身を含む): 391015152000

約数和(自身を除く): 133139320047

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 4649, 13947, 41841, 47777, 125523, 143331, 199907, 429993, 599721, 1289979, 1799163, 2054411, 5397489, 6163233, 18489699, 55469097, 222115273, 666345819, 1999037457, 5997112371, 9550956739, 28652870217, 85958610651, 257875831953]

約数ペア:

[(1, 257875831953), (3, 85958610651), (9, 28652870217), (27, 9550956739), (43, 5997112371), (129, 1999037457), (387, 666345819), (1161, 222115273), (4649, 55469097), (13947, 18489699), (41841, 6163233), (47777, 5397489), (125523, 2054411), (143331, 1799163), (199907, 1289979), (429993, 599721)]