85420560339

素因数分解:

$3^4\times {\mathrm{1787}}^1\times {\mathrm{590137}}^1$

素因数の和:591936

約数の個数: 20

約数和(自身を含む): 127675176024

約数和(自身を除く): 42254615685

約数列:

[1, 3, 9, 27, 81, 1787, 5361, 16083, 48249, 144747, 590137, 1770411, 5311233, 15933699, 47801097, 1054574819, 3163724457, 9491173371, 28473520113, 85420560339]

約数ペア:

[(1, 85420560339), (3, 28473520113), (9, 9491173371), (27, 3163724457), (81, 1054574819), (1787, 47801097), (5361, 15933699), (16083, 5311233), (48249, 1770411), (144747, 590137)]