1621191

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3779}}^1$

素因数の和:3806

約数の個数: 16

約数和(自身を含む): 2540160

約数和(自身を除く): 918969

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 3779, 11337, 41569, 49127, 124707, 147381, 540397, 1621191]

約数ペア:

[(1, 1621191), (3, 540397), (11, 147381), (13, 124707), (33, 49127), (39, 41569), (143, 11337), (429, 3779)]