77999517

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{18169}}^1$

素因数の和:18234

約数の個数: 20

約数和(自身を含む): 118722780

約数和(自身を除く): 40723263

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 18169, 54507, 163521, 490563, 962957, 1471689, 2888871, 8666613, 25999839, 77999517]

約数ペア:

[(1, 77999517), (3, 25999839), (9, 8666613), (27, 2888871), (53, 1471689), (81, 962957), (159, 490563), (477, 163521), (1431, 54507), (4293, 18169)]