78015978

素因数分解:

$2^1\times 3^2\times {\mathrm{4334221}}^1$

素因数の和:4334229

約数の個数: 12

約数和(自身を含む): 169034658

約数和(自身を除く): 91018680

約数列:

[1, 2, 3, 6, 9, 18, 4334221, 8668442, 13002663, 26005326, 39007989, 78015978]

約数ペア:

[(1, 78015978), (2, 39007989), (3, 26005326), (6, 13002663), (9, 8668442), (18, 4334221)]