78840666

素因数分解:

$2^1\times 3^2\times {\mathrm{4380037}}^1$

素因数の和:4380045

約数の個数: 12

約数和(自身を含む): 170821482

約数和(自身を除く): 91980816

約数列:

[1, 2, 3, 6, 9, 18, 4380037, 8760074, 13140111, 26280222, 39420333, 78840666]

約数ペア:

[(1, 78840666), (2, 39420333), (3, 26280222), (6, 13140111), (9, 8760074), (18, 4380037)]