8139047

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:471

約数の個数: 16

約数和(自身を含む): 9672000

約数和(自身を除く): 1532953

約数列:

[1, 7, 49, 61, 343, 389, 427, 2723, 2989, 19061, 20923, 23729, 133427, 166103, 1162721, 8139047]

約数ペア:

[(1, 8139047), (7, 1162721), (49, 166103), (61, 133427), (343, 23729), (389, 20923), (427, 19061), (2723, 2989)]