2557100819

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{14923}}^1$

素因数の和:15219

約数の個数: 24

約数和(自身を含む): 3215525040

約数和(自身を除く): 658424221

約数列:

[1, 7, 13, 49, 91, 269, 637, 1883, 3497, 13181, 14923, 24479, 104461, 171353, 193999, 731227, 1357993, 4014287, 9505951, 28100009, 52185731, 196700063, 365300117, 2557100819]

約数ペア:

[(1, 2557100819), (7, 365300117), (13, 196700063), (49, 52185731), (91, 28100009), (269, 9505951), (637, 4014287), (1883, 1357993), (3497, 731227), (13181, 193999), (14923, 171353), (24479, 104461)]