7860281

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 9831360

約数和(自身を除く): 1971079

約数列:

[1, 11, 13, 19, 121, 143, 209, 247, 263, 1573, 2299, 2717, 2893, 3419, 4997, 29887, 31823, 37609, 54967, 64961, 413699, 604637, 714571, 7860281]

約数ペア:

[(1, 7860281), (11, 714571), (13, 604637), (19, 413699), (121, 64961), (143, 54967), (209, 37609), (247, 31823), (263, 29887), (1573, 4997), (2299, 3419), (2717, 2893)]