16671573

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1873}}^1$

素因数の和:1945

約数の個数: 24

約数和(自身を含む): 25726272

約数和(自身を除く): 9054699

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 1873, 2967, 5619, 8901, 16857, 43079, 80539, 129237, 241617, 387711, 724851, 1852397, 5557191, 16671573]

約数ペア:

[(1, 16671573), (3, 5557191), (9, 1852397), (23, 724851), (43, 387711), (69, 241617), (129, 129237), (207, 80539), (387, 43079), (989, 16857), (1873, 8901), (2967, 5619)]