199968977

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47623}}^1$

素因数の和:47672

約数の個数: 16

約数和(自身を含む): 240024960

約数和(自身を除く): 40055983

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 47623, 619099, 809591, 904837, 10524683, 11762881, 15382229, 199968977]

約数ペア:

[(1, 199968977), (13, 15382229), (17, 11762881), (19, 10524683), (221, 904837), (247, 809591), (323, 619099), (4199, 47623)]