863570079

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{180701}}^1$

素因数の和:180772

約数の個数: 20

約数和(自身を含む): 1311896520

約数和(自身を除く): 448326441

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 180701, 542103, 1626309, 4878927, 10661359, 14636781, 31984077, 95952231, 287856693, 863570079]

約数ペア:

[(1, 863570079), (3, 287856693), (9, 95952231), (27, 31984077), (59, 14636781), (81, 10661359), (177, 4878927), (531, 1626309), (1593, 542103), (4779, 180701)]