54390987

素因数分解:

$3^3\times 7^1\times {\mathrm{287783}}^1$

素因数の和:287799

約数の個数: 16

約数和(自身を含む): 92090880

約数和(自身を除く): 37699893

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 287783, 863349, 2014481, 2590047, 6043443, 7770141, 18130329, 54390987]

約数ペア:

[(1, 54390987), (3, 18130329), (7, 7770141), (9, 6043443), (21, 2590047), (27, 2014481), (63, 863349), (189, 287783)]