16756389

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{15913}}^1$

素因数の和:15938

約数の個数: 20

約数和(自身を含む): 26958316

約数和(自身を除く): 10201927

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 15913, 47739, 143217, 206869, 429651, 620607, 1288953, 1861821, 5585463, 16756389]

約数ペア:

[(1, 16756389), (3, 5585463), (9, 1861821), (13, 1288953), (27, 620607), (39, 429651), (81, 206869), (117, 143217), (351, 47739), (1053, 15913)]