13251815

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:682

約数の個数: 16

約数和(自身を含む): 16450560

約数和(自身を除く): 3198745

約数列:

[1, 5, 41, 127, 205, 509, 635, 2545, 5207, 20869, 26035, 64643, 104345, 323215, 2650363, 13251815]

約数ペア:

[(1, 13251815), (5, 2650363), (41, 323215), (127, 104345), (205, 64643), (509, 26035), (635, 20869), (2545, 5207)]