3971387

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1451}}^1$

素因数の和:1498

約数の個数: 16

約数和(自身を含む): 5018112

約数和(自身を除く): 1046725

約数列:

[1, 7, 17, 23, 119, 161, 391, 1451, 2737, 10157, 24667, 33373, 172669, 233611, 567341, 3971387]

約数ペア:

[(1, 3971387), (7, 567341), (17, 233611), (23, 172669), (119, 33373), (161, 24667), (391, 10157), (1451, 2737)]