219974398

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{424661}}^1$

素因数の和:424707

約数の個数: 16

約数和(自身を含む): 387291744

約数和(自身を除く): 167317346

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 424661, 849322, 2972627, 5945254, 15712457, 31424914, 109987199, 219974398]

約数ペア:

[(1, 219974398), (2, 109987199), (7, 31424914), (14, 15712457), (37, 5945254), (74, 2972627), (259, 849322), (518, 424661)]