680034719

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{393311}}^1$

素因数の和:393350

約数の個数: 16

約数和(自身を含む): 881018880

約数和(自身を除く): 200984161

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 393311, 2753177, 5113043, 7472909, 35791301, 52310363, 97147817, 680034719]

約数ペア:

[(1, 680034719), (7, 97147817), (13, 52310363), (19, 35791301), (91, 7472909), (133, 5113043), (247, 2753177), (1729, 393311)]