9967221

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1213}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 15908256

約数和(自身を除く): 5941035

約数列:

[1, 3, 9, 11, 33, 83, 99, 249, 747, 913, 1213, 2739, 3639, 8217, 10917, 13343, 40029, 100679, 120087, 302037, 906111, 1107469, 3322407, 9967221]

約数ペア:

[(1, 9967221), (3, 3322407), (9, 1107469), (11, 906111), (33, 302037), (83, 120087), (99, 100679), (249, 40029), (747, 13343), (913, 10917), (1213, 8217), (2739, 3639)]