440999999

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{21001}}^1$

素因数の和:21118

約数の個数: 16

約数和(自身を含む): 508080384

約数和(自身を除く): 67080385

約数列:

[1, 11, 23, 83, 253, 913, 1909, 20999, 21001, 231011, 483023, 1743083, 5313253, 19173913, 40090909, 440999999]

約数ペア:

[(1, 440999999), (11, 40090909), (23, 19173913), (83, 5313253), (253, 1743083), (913, 483023), (1909, 231011), (20999, 21001)]