999668159

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{887017}}^1$

素因数の和:887054

約数の個数: 12

約数和(自身を含む): 1213440624

約数和(自身を除く): 213772465

約数列:

[1, 7, 23, 49, 161, 1127, 887017, 6209119, 20401391, 43463833, 142809737, 999668159]

約数ペア:

[(1, 999668159), (7, 142809737), (23, 43463833), (49, 20401391), (161, 6209119), (1127, 887017)]