66774776

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{490991}}^1$

素因数の和:491014

約数の個数: 16

約数和(自身を含む): 132567840

約数和(自身を除く): 65793064

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 490991, 981982, 1963964, 3927928, 8346847, 16693694, 33387388, 66774776]

約数ペア:

[(1, 66774776), (2, 33387388), (4, 16693694), (8, 8346847), (17, 3927928), (34, 1963964), (68, 981982), (136, 490991)]