2012208779

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{61331}}^1$

素因数の和:61490

約数の個数: 16

約数和(自身を含む): 2374775040

約数和(自身を除く): 362566261

約数列:

[1, 7, 43, 109, 301, 763, 4687, 32809, 61331, 429317, 2637233, 6685079, 18460631, 46795553, 287458397, 2012208779]

約数ペア:

[(1, 2012208779), (7, 287458397), (43, 46795553), (109, 18460631), (301, 6685079), (763, 2637233), (4687, 429317), (32809, 61331)]