2149508977

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{521}}^1\times {\mathrm{4871}}^1$

素因数の和:5421

約数の個数: 24

約数和(自身を含む): 2705947776

約数和(自身を除く): 556438799

約数列:

[1, 7, 11, 77, 121, 521, 847, 3647, 4871, 5731, 34097, 40117, 53581, 63041, 375067, 441287, 589391, 2537791, 4125737, 17764537, 27915701, 195409907, 307072711, 2149508977]

約数ペア:

[(1, 2149508977), (7, 307072711), (11, 195409907), (77, 27915701), (121, 17764537), (521, 4125737), (847, 2537791), (3647, 589391), (4871, 441287), (5731, 375067), (34097, 63041), (40117, 53581)]