206547081

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{278741}}^1$

素因数の和:278776

約数の個数: 16

約数和(自身を含む): 312191040

約数和(自身を除く): 105643959

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 278741, 836223, 3623633, 5296079, 10870899, 15888237, 68849027, 206547081]

約数ペア:

[(1, 206547081), (3, 68849027), (13, 15888237), (19, 10870899), (39, 5296079), (57, 3623633), (247, 836223), (741, 278741)]