2648499

素因数分解:

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

素因数の和:479

約数の個数: 24

約数和(自身を含む): 4213440

約数和(自身を除く): 1564941

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 419, 903, 1257, 2107, 2933, 6321, 8799, 18017, 20531, 54051, 61593, 126119, 378357, 882833, 2648499]

約数ペア:

[(1, 2648499), (3, 882833), (7, 378357), (21, 126119), (43, 61593), (49, 54051), (129, 20531), (147, 18017), (301, 8799), (419, 6321), (903, 2933), (1257, 2107)]