201323221

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{2011}}^1$

素因数の和:2520

約数の個数: 16

約数和(自身を含む): 231782400

約数和(自身を除く): 30459179

約数列:

[1, 11, 19, 209, 479, 2011, 5269, 9101, 22121, 38209, 100111, 420299, 963269, 10595959, 18302111, 201323221]

約数ペア:

[(1, 201323221), (11, 18302111), (19, 10595959), (209, 963269), (479, 420299), (2011, 100111), (5269, 38209), (9101, 22121)]