77798889

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{17393}}^1$

素因数の和:17477

約数の個数: 24

約数和(自身を含む): 130246272

約数和(自身を除く): 52447383

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 17393, 52179, 121751, 156537, 365253, 1095759, 1234903, 3704709, 8644321, 11114127, 25932963, 77798889]

約数ペア:

[(1, 77798889), (3, 25932963), (7, 11114127), (9, 8644321), (21, 3704709), (63, 1234903), (71, 1095759), (213, 365253), (497, 156537), (639, 121751), (1491, 52179), (4473, 17393)]