81600386

素因数分解:

$2^1\times 7^4\times {\mathrm{16993}}^1$

素因数の和:17023

約数の個数: 20

約数和(自身を含む): 142800582

約数和(自身を除く): 61200196

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 16993, 33986, 118951, 237902, 832657, 1665314, 5828599, 11657198, 40800193, 81600386]

約数ペア:

[(1, 81600386), (2, 40800193), (7, 11657198), (14, 5828599), (49, 1665314), (98, 832657), (343, 237902), (686, 118951), (2401, 33986), (4802, 16993)]