208039601

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{17209}}^1$

素因数の和:17384

約数の個数: 16

約数和(自身を含む): 261041280

約数和(自身を除く): 53001679

約数列:

[1, 7, 11, 77, 157, 1099, 1727, 12089, 17209, 120463, 189299, 1325093, 2701813, 18912691, 29719943, 208039601]

約数ペア:

[(1, 208039601), (7, 29719943), (11, 18912691), (77, 2701813), (157, 1325093), (1099, 189299), (1727, 120463), (12089, 17209)]