289493771

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{3343}}^1$

素因数の和:3578

約数の個数: 16

約数和(自身を含む): 337075200

約数和(自身を除く): 47581429

約数列:

[1, 7, 89, 139, 623, 973, 3343, 12371, 23401, 86597, 297527, 464677, 2082689, 3252739, 41356253, 289493771]

約数ペア:

[(1, 289493771), (7, 41356253), (89, 3252739), (139, 2082689), (623, 464677), (973, 297527), (3343, 86597), (12371, 23401)]