199887478

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{332039}}^1$

素因数の和:332091

約数の個数: 16

約数和(自身を含む): 350634240

約数和(自身を除く): 150746762

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 332039, 664078, 2324273, 4648546, 14277677, 28555354, 99943739, 199887478]

約数ペア:

[(1, 199887478), (2, 99943739), (7, 28555354), (14, 14277677), (43, 4648546), (86, 2324273), (301, 664078), (602, 332039)]