1421017311

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{697603}}^1$

素因数の和:697710

約数の個数: 16

約数和(自身を含む): 2187686144

約数和(自身を除く): 766668833

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 697603, 2092809, 4883221, 14649663, 67667491, 203002473, 473672437, 1421017311]

約数ペア:

[(1, 1421017311), (3, 473672437), (7, 203002473), (21, 67667491), (97, 14649663), (291, 4883221), (679, 2092809), (2037, 697603)]