289201070

素因数分解:

$2^1\times 5^1\times {\mathrm{3511}}^1\times {\mathrm{8237}}^1$

素因数の和:11755

約数の個数: 16

約数和(自身を含む): 520773408

約数和(自身を除く): 231572338

約数列:

[1, 2, 5, 10, 3511, 7022, 8237, 16474, 17555, 35110, 41185, 82370, 28920107, 57840214, 144600535, 289201070]

約数ペア:

[(1, 289201070), (2, 144600535), (5, 57840214), (10, 28920107), (3511, 82370), (7022, 41185), (8237, 35110), (16474, 17555)]