1816960467

素因数分解:

$3^1\times 7^1\times {\mathrm{4093}}^1\times {\mathrm{21139}}^1$

素因数の和:25242

約数の個数: 16

約数和(自身を含む): 2769509120

約数和(自身を除く): 952548653

約数列:

[1, 3, 7, 21, 4093, 12279, 21139, 28651, 63417, 85953, 147973, 443919, 86521927, 259565781, 605653489, 1816960467]

約数ペア:

[(1, 1816960467), (3, 605653489), (7, 259565781), (21, 86521927), (4093, 443919), (12279, 147973), (21139, 85953), (28651, 63417)]