71687774

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{2207}}^1$

素因数の和:2467

約数の個数: 16

約数和(自身を含む): 109296000

約数和(自身を除く): 37608226

約数列:

[1, 2, 109, 149, 218, 298, 2207, 4414, 16241, 32482, 240563, 328843, 481126, 657686, 35843887, 71687774]

約数ペア:

[(1, 71687774), (2, 35843887), (109, 657686), (149, 481126), (218, 328843), (298, 240563), (2207, 32482), (4414, 16241)]