211624973

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2137}}^1$

素因数の和:2241

約数の個数: 24

約数和(自身を含む): 257380992

約数和(自身を除く): 45756019

約数列:

[1, 7, 43, 47, 49, 301, 329, 2021, 2107, 2137, 2303, 14147, 14959, 91891, 99029, 100439, 104713, 643237, 703073, 4318877, 4502659, 4921511, 30232139, 211624973]

約数ペア:

[(1, 211624973), (7, 30232139), (43, 4921511), (47, 4502659), (49, 4318877), (301, 703073), (329, 643237), (2021, 104713), (2107, 100439), (2137, 99029), (2303, 91891), (14147, 14959)]