11891321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1553}}^1$

素因数の和:1616

約数の個数: 16

約数和(自身を含む): 13923840

約数和(自身を除く): 2032519

約数列:

[1, 13, 19, 31, 247, 403, 589, 1553, 7657, 20189, 29507, 48143, 383591, 625859, 914717, 11891321]

約数ペア:

[(1, 11891321), (13, 914717), (19, 625859), (31, 383591), (247, 48143), (403, 29507), (589, 20189), (1553, 7657)]