71800024

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{208721}}^1$

素因数の和:208770

約数の個数: 16

約数和(自身を含む): 137756520

約数和(自身を除く): 65956496

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 208721, 417442, 834884, 1669768, 8975003, 17950006, 35900012, 71800024]

約数ペア:

[(1, 71800024), (2, 35900012), (4, 17950006), (8, 8975003), (43, 1669768), (86, 834884), (172, 417442), (344, 208721)]