209510147

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{63277}}^1$

素因数の和:63338

約数の個数: 16

約数和(自身を含む): 267286272

約数和(自身を除く): 57776125

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 63277, 442939, 696047, 2720911, 4872329, 19046377, 29930021, 209510147]

約数ペア:

[(1, 209510147), (7, 29930021), (11, 19046377), (43, 4872329), (77, 2720911), (301, 696047), (473, 442939), (3311, 63277)]