25711138

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{1999}}^1$

素因数の和:2169

約数の個数: 16

約数和(自身を含む): 39600000

約数和(自身を除く): 13888862

約数列:

[1, 2, 59, 109, 118, 218, 1999, 3998, 6431, 12862, 117941, 217891, 235882, 435782, 12855569, 25711138]

約数ペア:

[(1, 25711138), (2, 12855569), (59, 435782), (109, 235882), (118, 217891), (218, 117941), (1999, 12862), (3998, 6431)]