27989762

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{449}}^1$

素因数の和:961

約数の個数: 16

約数和(自身を含む): 42768000

約数和(自身を除く): 14778238

約数列:

[1, 2, 71, 142, 439, 449, 878, 898, 31169, 31879, 62338, 63758, 197111, 394222, 13994881, 27989762]

約数ペア:

[(1, 27989762), (2, 13994881), (71, 394222), (142, 197111), (439, 63758), (449, 62338), (878, 31879), (898, 31169)]