199908874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1\times {\mathrm{661}}^1$

素因数の和:966

約数の個数: 32

約数和(自身を含む): 334601280

約数和(自身を除く): 134692406

約数列:

[1, 2, 11, 22, 59, 118, 233, 466, 649, 661, 1298, 1322, 2563, 5126, 7271, 13747, 14542, 27494, 38999, 77998, 151217, 154013, 302434, 308026, 428989, 857978, 1694143, 3388286, 9086767, 18173534, 99954437, 199908874]

約数ペア:

[(1, 199908874), (2, 99954437), (11, 18173534), (22, 9086767), (59, 3388286), (118, 1694143), (233, 857978), (466, 428989), (649, 308026), (661, 302434), (1298, 154013), (1322, 151217), (2563, 77998), (5126, 38999), (7271, 27494), (13747, 14542)]