217048894

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{997}}^1$

素因数の和:1372

約数の個数: 32

約数和(自身を含む): 364309920

約数和(自身を除く): 147261026

約数列:

[1, 2, 17, 19, 34, 38, 323, 337, 646, 674, 997, 1994, 5729, 6403, 11458, 12806, 16949, 18943, 33898, 37886, 108851, 217702, 322031, 335989, 644062, 671978, 5711813, 6383791, 11423626, 12767582, 108524447, 217048894]

約数ペア:

[(1, 217048894), (2, 108524447), (17, 12767582), (19, 11423626), (34, 6383791), (38, 5711813), (323, 671978), (337, 644062), (646, 335989), (674, 322031), (997, 217702), (1994, 108851), (5729, 37886), (6403, 33898), (11458, 18943), (12806, 16949)]