2009172309

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{749971}}^1$

素因数の和:750040

約数の個数: 16

約数和(自身を含む): 2879892480

約数和(自身を除く): 870720171

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 749971, 2249913, 14249449, 35248637, 42748347, 105745911, 669724103, 2009172309]

約数ペア:

[(1, 2009172309), (3, 669724103), (19, 105745911), (47, 42748347), (57, 35248637), (141, 14249449), (893, 2249913), (2679, 749971)]