399888906

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1549957}}^1$

素因数の和:1550005

約数の個数: 16

約数和(自身を含む): 818377824

約数和(自身を除く): 418488918

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 1549957, 3099914, 4649871, 9299742, 66648151, 133296302, 199944453, 399888906]

約数ペア:

[(1, 399888906), (2, 199944453), (3, 133296302), (6, 66648151), (43, 9299742), (86, 4649871), (129, 3099914), (258, 1549957)]