71667791

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1129}}^1$

素因数の和:1418

約数の個数: 16

約数和(自身を含む): 81631200

約数和(自身を除く): 9963409

約数列:

[1, 13, 19, 247, 257, 1129, 3341, 4883, 14677, 21451, 63479, 278863, 290153, 3771989, 5512907, 71667791]

約数ペア:

[(1, 71667791), (13, 5512907), (19, 3771989), (247, 290153), (257, 278863), (1129, 63479), (3341, 21451), (4883, 14677)]