66860677

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15923}}^1$

素因数の和:15972

約数の個数: 16

約数和(自身を含む): 80256960

約数和(自身を除く): 13396283

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 15923, 206999, 270691, 302537, 3518983, 3932981, 5143129, 66860677]

約数ペア:

[(1, 66860677), (13, 5143129), (17, 3932981), (19, 3518983), (221, 302537), (247, 270691), (323, 206999), (4199, 15923)]