289975874

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1\times {\mathrm{3329}}^1$

素因数の和:3877

約数の個数: 16

約数和(自身を含む): 440559000

約数和(自身を除く): 150583126

約数列:

[1, 2, 97, 194, 449, 898, 3329, 6658, 43553, 87106, 322913, 645826, 1494721, 2989442, 144987937, 289975874]

約数ペア:

[(1, 289975874), (2, 144987937), (97, 2989442), (194, 1494721), (449, 645826), (898, 322913), (3329, 87106), (6658, 43553)]