66768639

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{187027}}^1$

素因数の和:187054

約数の個数: 16

約数和(自身を含む): 107728128

約数和(自身を除く): 40959489

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 187027, 561081, 1309189, 3179459, 3927567, 9538377, 22256213, 66768639]

約数ペア:

[(1, 66768639), (3, 22256213), (7, 9538377), (17, 3927567), (21, 3179459), (51, 1309189), (119, 561081), (357, 187027)]