1688403978

素因数分解:

$2^1\times 3^2\times {\mathrm{93800221}}^1$

素因数の和:93800229

約数の個数: 12

約数和(自身を含む): 3658208658

約数和(自身を除く): 1969804680

約数列:

[1, 2, 3, 6, 9, 18, 93800221, 187600442, 281400663, 562801326, 844201989, 1688403978]

約数ペア:

[(1, 1688403978), (2, 844201989), (3, 562801326), (6, 281400663), (9, 187600442), (18, 93800221)]