16680735

素因数分解:

$3^5\times 5^1\times {\mathrm{13729}}^1$

素因数の和:13749

約数の個数: 24

約数和(自身を含む): 29986320

約数和(自身を除く): 13305585

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 13729, 41187, 68645, 123561, 205935, 370683, 617805, 1112049, 1853415, 3336147, 5560245, 16680735]

約数ペア:

[(1, 16680735), (3, 5560245), (5, 3336147), (9, 1853415), (15, 1112049), (27, 617805), (45, 370683), (81, 205935), (135, 123561), (243, 68645), (405, 41187), (1215, 13729)]