808220669517

素因数分解:

$3^4\times {\mathrm{25657}}^1\times {\mathrm{388901}}^1$

素因数の和:414570

約数の個数: 20

約数和(自身を含む): 1207392149436

約数和(自身を除く): 399171479919

約数列:

[1, 3, 9, 27, 81, 25657, 76971, 230913, 388901, 692739, 1166703, 2078217, 3500109, 10500327, 31500981, 9978032957, 29934098871, 89802296613, 269406889839, 808220669517]

約数ペア:

[(1, 808220669517), (3, 269406889839), (9, 89802296613), (27, 29934098871), (81, 9978032957), (25657, 31500981), (76971, 10500327), (230913, 3500109), (388901, 2078217), (692739, 1166703)]