2028278329

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1386383}}^1$

素因数の和:1386420

約数の個数: 16

約数和(自身を含む): 2661857280

約数和(自身を除く): 633578951

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 1386383, 9704681, 15250213, 26341277, 106751491, 184388939, 289754047, 2028278329]

約数ペア:

[(1, 2028278329), (7, 289754047), (11, 184388939), (19, 106751491), (77, 26341277), (133, 15250213), (209, 9704681), (1463, 1386383)]