27821339

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16091}}^1$

素因数の和:16130

約数の個数: 16

約数和(自身を含む): 36046080

約数和(自身を除く): 8224741

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 16091, 112637, 209183, 305729, 1464281, 2140103, 3974477, 27821339]

約数ペア:

[(1, 27821339), (7, 3974477), (13, 2140103), (19, 1464281), (91, 305729), (133, 209183), (247, 112637), (1729, 16091)]