1209639

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:446

約数の個数: 16

約数和(自身を含む): 1723392

約数和(自身を除く): 513753

約数列:

[1, 3, 23, 47, 69, 141, 373, 1081, 1119, 3243, 8579, 17531, 25737, 52593, 403213, 1209639]

約数ペア:

[(1, 1209639), (3, 403213), (23, 52593), (47, 25737), (69, 17531), (141, 8579), (373, 3243), (1081, 1119)]