1688270945

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{2447}}^1\times {\mathrm{3209}}^1$

素因数の和:5704

約数の個数: 16

約数和(自身を含む): 2074533120

約数和(自身を除く): 386262175

約数列:

[1, 5, 43, 215, 2447, 3209, 12235, 16045, 105221, 137987, 526105, 689935, 7852423, 39262115, 337654189, 1688270945]

約数ペア:

[(1, 1688270945), (5, 337654189), (43, 39262115), (215, 7852423), (2447, 689935), (3209, 526105), (12235, 137987), (16045, 105221)]