20161707

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{2711}}^1$

素因数の和:2818

約数の個数: 16

約数和(自身を含む): 28031232

約数和(自身を除く): 7869525

約数列:

[1, 3, 37, 67, 111, 201, 2479, 2711, 7437, 8133, 100307, 181637, 300921, 544911, 6720569, 20161707]

約数ペア:

[(1, 20161707), (3, 6720569), (37, 544911), (67, 300921), (111, 181637), (201, 100307), (2479, 8133), (2711, 7437)]