389611082

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{66103}}^1$

素因数の和:66533

約数の個数: 16

約数和(自身を含む): 669501312

約数和(自身を除く): 279890230

約数列:

[1, 2, 7, 14, 421, 842, 2947, 5894, 66103, 132206, 462721, 925442, 27829363, 55658726, 194805541, 389611082]

約数ペア:

[(1, 389611082), (2, 194805541), (7, 55658726), (14, 27829363), (421, 925442), (842, 462721), (2947, 132206), (5894, 66103)]