2017287517

素因数分解:

$7^2\times {\mathrm{47}}^2\times {\mathrm{18637}}^1$

素因数の和:18745

約数の個数: 18

約数和(自身を含む): 2397760062

約数和(自身を除く): 380472545

約数列:

[1, 7, 47, 49, 329, 2209, 2303, 15463, 18637, 108241, 130459, 875939, 913213, 6131573, 41169133, 42921011, 288183931, 2017287517]

約数ペア:

[(1, 2017287517), (7, 288183931), (47, 42921011), (49, 41169133), (329, 6131573), (2209, 913213), (2303, 875939), (15463, 130459), (18637, 108241)]