2563821

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1289}}^1$

素因数の和:1325

約数の個数: 24

約数和(自身を含む): 4226040

約数和(自身を除く): 1662219

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1289, 1989, 3867, 11601, 16757, 21913, 50271, 65739, 150813, 197217, 284869, 854607, 2563821]

約数ペア:

[(1, 2563821), (3, 854607), (9, 284869), (13, 197217), (17, 150813), (39, 65739), (51, 50271), (117, 21913), (153, 16757), (221, 11601), (663, 3867), (1289, 1989)]