209217966314

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{649745237}}^1$

素因数の和:649745269

約数の個数: 16

約数和(自身を含む): 374253257088

約数和(自身を除く): 165035290774

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 649745237, 1299490474, 4548216659, 9096433318, 14944140451, 29888280902, 104608983157, 209217966314]

約数ペア:

[(1, 209217966314), (2, 104608983157), (7, 29888280902), (14, 14944140451), (23, 9096433318), (46, 4548216659), (161, 1299490474), (322, 649745237)]