201212473

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{33937}}^1$

素因数の和:33973

約数の個数: 18

約数和(自身を含む): 257283978

約数和(自身を除く): 56071505

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 5929, 33937, 237559, 373307, 1662913, 2613149, 4106377, 18292043, 28744639, 201212473]

約数ペア:

[(1, 201212473), (7, 28744639), (11, 18292043), (49, 4106377), (77, 2613149), (121, 1662913), (539, 373307), (847, 237559), (5929, 33937)]