87834439

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{1187}}^1$

素因数の和:1267

約数の個数: 24

約数和(自身を含む): 113249664

約数和(自身を除く): 25415225

約数列:

[1, 7, 11, 31, 77, 217, 341, 961, 1187, 2387, 6727, 8309, 10571, 13057, 36797, 73997, 91399, 257579, 404767, 1140707, 2833369, 7984949, 12547777, 87834439]

約数ペア:

[(1, 87834439), (7, 12547777), (11, 7984949), (31, 2833369), (77, 1140707), (217, 404767), (341, 257579), (961, 91399), (1187, 73997), (2387, 36797), (6727, 13057), (8309, 10571)]