81671418

素因数分解:

$2^1\times 3^2\times {\mathrm{4537301}}^1$

素因数の和:4537309

約数の個数: 12

約数和(自身を含む): 176954778

約数和(自身を除く): 95283360

約数列:

[1, 2, 3, 6, 9, 18, 4537301, 9074602, 13611903, 27223806, 40835709, 81671418]

約数ペア:

[(1, 81671418), (2, 40835709), (3, 27223806), (6, 13611903), (9, 9074602), (18, 4537301)]