86640597

素因数分解:

$3^4\times {\mathrm{271}}^1\times {\mathrm{3947}}^1$

素因数の和:4230

約数の個数: 20

約数和(自身を含む): 129936576

約数和(自身を除く): 43295979

約数列:

[1, 3, 9, 27, 81, 271, 813, 2439, 3947, 7317, 11841, 21951, 35523, 106569, 319707, 1069637, 3208911, 9626733, 28880199, 86640597]

約数ペア:

[(1, 86640597), (3, 28880199), (9, 9626733), (27, 3208911), (81, 1069637), (271, 319707), (813, 106569), (2439, 35523), (3947, 21951), (7317, 11841)]