66789708

素因数分解:

$2^2\times 3^1\times {\mathrm{5565809}}^1$

素因数の和:5565816

約数の個数: 12

約数和(自身を含む): 155842680

約数和(自身を除く): 89052972

約数列:

[1, 2, 3, 4, 6, 12, 5565809, 11131618, 16697427, 22263236, 33394854, 66789708]

約数ペア:

[(1, 66789708), (2, 33394854), (3, 22263236), (4, 16697427), (6, 11131618), (12, 5565809)]