13404391

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1913}}^1$

素因数の和:1951

約数の個数: 24

約数和(自身を含む): 18328464

約数和(自身を除く): 4924073

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 1913, 7007, 13391, 21043, 24869, 93737, 147301, 174083, 273559, 1031107, 1218581, 1914913, 13404391]

約数ペア:

[(1, 13404391), (7, 1914913), (11, 1218581), (13, 1031107), (49, 273559), (77, 174083), (91, 147301), (143, 93737), (539, 24869), (637, 21043), (1001, 13391), (1913, 7007)]