81788418

素因数分解:

$2^1\times 3^2\times {\mathrm{4543801}}^1$

素因数の和:4543809

約数の個数: 12

約数和(自身を含む): 177208278

約数和(自身を除く): 95419860

約数列:

[1, 2, 3, 6, 9, 18, 4543801, 9087602, 13631403, 27262806, 40894209, 81788418]

約数ペア:

[(1, 81788418), (2, 40894209), (3, 27262806), (6, 13631403), (9, 9087602), (18, 4543801)]