13240619

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:550

約数の個数: 16

約数和(自身を含む): 15629760

約数和(自身を除く): 2389141

約数列:

[1, 7, 53, 89, 371, 401, 623, 2807, 4717, 21253, 33019, 35689, 148771, 249823, 1891517, 13240619]

約数ペア:

[(1, 13240619), (7, 1891517), (53, 249823), (89, 148771), (371, 35689), (401, 33019), (623, 21253), (2807, 4717)]