12960405

素因数分解:

$3^5\times 5^1\times {\mathrm{10667}}^1$

素因数の和:10687

約数の個数: 24

約数和(自身を含む): 23298912

約数和(自身を除く): 10338507

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 10667, 32001, 53335, 96003, 160005, 288009, 480015, 864027, 1440045, 2592081, 4320135, 12960405]

約数ペア:

[(1, 12960405), (3, 4320135), (5, 2592081), (9, 1440045), (15, 864027), (27, 480015), (45, 288009), (81, 160005), (135, 96003), (243, 53335), (405, 32001), (1215, 10667)]