2187679

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:570

約数の個数: 16

約数和(自身を含む): 2630880

約数和(自身を除く): 443201

約数列:

[1, 13, 17, 19, 221, 247, 323, 521, 4199, 6773, 8857, 9899, 115141, 128687, 168283, 2187679]

約数ペア:

[(1, 2187679), (13, 168283), (17, 128687), (19, 115141), (221, 9899), (247, 8857), (323, 6773), (521, 4199)]