3989791

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:618

約数の個数: 16

約数和(自身を含む): 4687200

約数和(自身を除く): 697409

約数列:

[1, 13, 19, 29, 247, 377, 551, 557, 7163, 7241, 10583, 16153, 137579, 209989, 306907, 3989791]

約数ペア:

[(1, 3989791), (13, 306907), (19, 209989), (29, 137579), (247, 16153), (377, 10583), (551, 7241), (557, 7163)]