217158416

素因数分解:

$2^4\times {\mathrm{863}}^1\times {\mathrm{15727}}^1$

素因数の和:16598

約数の個数: 20

約数和(自身を含む): 421258752

約数和(自身を除く): 204100336

約数列:

[1, 2, 4, 8, 16, 863, 1726, 3452, 6904, 13808, 15727, 31454, 62908, 125816, 251632, 13572401, 27144802, 54289604, 108579208, 217158416]

約数ペア:

[(1, 217158416), (2, 108579208), (4, 54289604), (8, 27144802), (16, 13572401), (863, 251632), (1726, 125816), (3452, 62908), (6904, 31454), (13808, 15727)]