198072017

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{72901}}^1$

素因数の和:72944

約数の個数: 16

約数和(自身を含む): 244950720

約数和(自身を除く): 46878703

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 72901, 801911, 947713, 1385119, 10424843, 15236309, 18006547, 198072017]

約数ペア:

[(1, 198072017), (11, 18006547), (13, 15236309), (19, 10424843), (143, 1385119), (209, 947713), (247, 801911), (2717, 72901)]