81697609

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{1039}}^1$

素因数の和:1332

約数の個数: 16

約数和(自身を含む): 95846400

約数和(自身を除く): 14148791

約数列:

[1, 7, 47, 239, 329, 1039, 1673, 7273, 11233, 48833, 78631, 248321, 341831, 1738247, 11671087, 81697609]

約数ペア:

[(1, 81697609), (7, 11671087), (47, 1738247), (239, 341831), (329, 248321), (1039, 78631), (1673, 48833), (7273, 11233)]