13402669

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{641}}^1$

素因数の和:780

約数の個数: 16

約数和(自身を含む): 16024320

約数和(自身を除く): 2621651

約数列:

[1, 7, 29, 103, 203, 641, 721, 2987, 4487, 18589, 20909, 66023, 130123, 462161, 1914667, 13402669]

約数ペア:

[(1, 13402669), (7, 1914667), (29, 462161), (103, 130123), (203, 66023), (641, 20909), (721, 18589), (2987, 4487)]