209534406

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{320389}}^1$

素因数の和:320503

約数の個数: 16

約数和(自身を含む): 422914800

約数和(自身を除く): 213380394

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 320389, 640778, 961167, 1922334, 34922401, 69844802, 104767203, 209534406]

約数ペア:

[(1, 209534406), (2, 104767203), (3, 69844802), (6, 34922401), (109, 1922334), (218, 961167), (327, 640778), (654, 320389)]