2905258951

素因数分解:

$7^2\times {\mathrm{89}}^1\times {\mathrm{666191}}^1$

素因数の和:666294

約数の個数: 12

約数和(自身を含む): 3417564960

約数和(自身を除く): 512306009

約数列:

[1, 7, 49, 89, 623, 4361, 666191, 4663337, 32643359, 59290999, 415036993, 2905258951]

約数ペア:

[(1, 2905258951), (7, 415036993), (49, 59290999), (89, 32643359), (623, 4663337), (4361, 666191)]