7945497

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:482

約数の個数: 36

約数和(自身を含む): 13693680

約数和(自身を除く): 5748183

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 387, 419, 441, 903, 1257, 2107, 2709, 2933, 3771, 6321, 8799, 18017, 18963, 20531, 26397, 54051, 61593, 126119, 162153, 184779, 378357, 882833, 1135071, 2648499, 7945497]

約数ペア:

[(1, 7945497), (3, 2648499), (7, 1135071), (9, 882833), (21, 378357), (43, 184779), (49, 162153), (63, 126119), (129, 61593), (147, 54051), (301, 26397), (387, 20531), (419, 18963), (441, 18017), (903, 8799), (1257, 6321), (2107, 3771), (2709, 2933)]