16690387

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1249}}^1$

素因数の和:1362

約数の個数: 16

約数和(自身を含む): 20160000

約数和(自身を除く): 3469613

約数列:

[1, 7, 23, 83, 161, 581, 1249, 1909, 8743, 13363, 28727, 103667, 201089, 725669, 2384341, 16690387]

約数ペア:

[(1, 16690387), (7, 2384341), (23, 725669), (83, 201089), (161, 103667), (581, 28727), (1249, 13363), (1909, 8743)]