389226761

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{266047}}^1$

素因数の和:266084

約数の個数: 16

約数和(自身を含む): 510812160

約数和(自身を除く): 121585399

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 266047, 1862329, 2926517, 5054893, 20485619, 35384251, 55603823, 389226761]

約数ペア:

[(1, 389226761), (7, 55603823), (11, 35384251), (19, 20485619), (77, 5054893), (133, 2926517), (209, 1862329), (1463, 266047)]