81069886

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1\times {\mathrm{2473}}^1$

素因数の和:2955

約数の個数: 16

約数和(自身を含む): 125223984

約数和(自身を除く): 44154098

約数列:

[1, 2, 37, 74, 443, 886, 2473, 4946, 16391, 32782, 91501, 183002, 1095539, 2191078, 40534943, 81069886]

約数ペア:

[(1, 81069886), (2, 40534943), (37, 2191078), (74, 1095539), (443, 183002), (886, 91501), (2473, 32782), (4946, 16391)]