81345636

素因数分解:

$2^2\times 3^2\times {\mathrm{2259601}}^1$

素因数の和:2259611

約数の個数: 18

約数和(自身を含む): 205623782

約数和(自身を除く): 124278146

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2259601, 4519202, 6778803, 9038404, 13557606, 20336409, 27115212, 40672818, 81345636]

約数ペア:

[(1, 81345636), (2, 40672818), (3, 27115212), (4, 20336409), (6, 13557606), (9, 9038404), (12, 6778803), (18, 4519202), (36, 2259601)]