1380655

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:498

約数の個数: 16

約数和(自身を含む): 1805760

約数和(自身を除く): 425105

約数列:

[1, 5, 17, 37, 85, 185, 439, 629, 2195, 3145, 7463, 16243, 37315, 81215, 276131, 1380655]

約数ペア:

[(1, 1380655), (5, 276131), (17, 81215), (37, 37315), (85, 16243), (185, 7463), (439, 3145), (629, 2195)]