17807027

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:590

約数の個数: 16

約数和(自身を含む): 21067200

約数和(自身を除く): 3260173

約数列:

[1, 7, 37, 197, 259, 349, 1379, 2443, 7289, 12913, 51023, 68753, 90391, 481271, 2543861, 17807027]

約数ペア:

[(1, 17807027), (7, 2543861), (37, 481271), (197, 90391), (259, 68753), (349, 51023), (1379, 12913), (2443, 7289)]