86388290

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{200903}}^1$

素因数の和:200953

約数の個数: 16

約数和(自身を含む): 159115968

約数和(自身を除く): 72727678

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 200903, 401806, 1004515, 2009030, 8638829, 17277658, 43194145, 86388290]

約数ペア:

[(1, 86388290), (2, 43194145), (5, 17277658), (10, 8638829), (43, 2009030), (86, 1004515), (215, 401806), (430, 200903)]