2720294353

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{552793}}^1$

素因数の和:552856

約数の個数: 16

約数和(自身を含む): 3360987520

約数和(自身を除く): 640693167

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 552793, 3869551, 10503067, 20453341, 73521469, 143173387, 388613479, 2720294353]

約数ペア:

[(1, 2720294353), (7, 388613479), (19, 143173387), (37, 73521469), (133, 20453341), (259, 10503067), (703, 3869551), (4921, 552793)]