66688947

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{189997}}^1$

素因数の和:190019

約数の個数: 16

約数和(自身を含む): 106398880

約数和(自身を除く): 39709933

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 189997, 569991, 1709973, 2469961, 5129919, 7409883, 22229649, 66688947]

約数ペア:

[(1, 66688947), (3, 22229649), (9, 7409883), (13, 5129919), (27, 2469961), (39, 1709973), (117, 569991), (351, 189997)]