389463986

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1\times {\mathrm{4993}}^1$

素因数の和:5945

約数の個数: 16

約数和(自身を含む): 598560864

約数和(自身を除く): 209096878

約数列:

[1, 2, 43, 86, 907, 1814, 4993, 9986, 39001, 78002, 214699, 429398, 4528651, 9057302, 194731993, 389463986]

約数ペア:

[(1, 389463986), (2, 194731993), (43, 9057302), (86, 4528651), (907, 429398), (1814, 214699), (4993, 78002), (9986, 39001)]