81108336

素因数分解:

$2^4\times 3^1\times {\mathrm{1689757}}^1$

素因数の和:1689768

約数の個数: 20

約数和(自身を含む): 209529992

約数和(自身を除く): 128421656

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1689757, 3379514, 5069271, 6759028, 10138542, 13518056, 20277084, 27036112, 40554168, 81108336]

約数ペア:

[(1, 81108336), (2, 40554168), (3, 27036112), (4, 20277084), (6, 13518056), (8, 10138542), (12, 6759028), (16, 5069271), (24, 3379514), (48, 1689757)]