2689042321

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{61141}}^1$

素因数の和:61312

約数の個数: 16

約数和(自身を含む): 3153948928

約数和(自身を除く): 464906607

約数列:

[1, 7, 61, 103, 427, 721, 6283, 43981, 61141, 427987, 3729601, 6297523, 26107207, 44082661, 384148903, 2689042321]

約数ペア:

[(1, 2689042321), (7, 384148903), (61, 44082661), (103, 26107207), (427, 6297523), (721, 3729601), (6283, 427987), (43981, 61141)]