87376991

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20809}}^1$

素因数の和:20858

約数の個数: 16

約数和(自身を含む): 104882400

約数和(自身を除く): 17505409

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 20809, 270517, 353753, 395371, 4598789, 5139823, 6721307, 87376991]

約数ペア:

[(1, 87376991), (13, 6721307), (17, 5139823), (19, 4598789), (221, 395371), (247, 353753), (323, 270517), (4199, 20809)]