209939394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{4998557}}^1$

素因数の和:4998569

約数の個数: 16

約数和(自身を含む): 479861568

約数和(自身を除く): 269922174

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 4998557, 9997114, 14995671, 29991342, 34989899, 69979798, 104969697, 209939394]

約数ペア:

[(1, 209939394), (2, 104969697), (3, 69979798), (6, 34989899), (7, 29991342), (14, 14995671), (21, 9997114), (42, 4998557)]