26245215

素因数分解:

$3^5\times 5^1\times {\mathrm{21601}}^1$

素因数の和:21621

約数の個数: 24

約数和(自身を含む): 47178768

約数和(自身を除く): 20933553

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 21601, 64803, 108005, 194409, 324015, 583227, 972045, 1749681, 2916135, 5249043, 8748405, 26245215]

約数ペア:

[(1, 26245215), (3, 8748405), (5, 5249043), (9, 2916135), (15, 1749681), (27, 972045), (45, 583227), (81, 324015), (135, 194409), (243, 108005), (405, 64803), (1215, 21601)]