388045259

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 504299520

約数和(自身を除く): 116254261

約数列:

[1, 7, 23, 29, 31, 49, 161, 203, 217, 383, 667, 713, 899, 1127, 1421, 1519, 2681, 4669, 4991, 6293, 8809, 11107, 11873, 18767, 20677, 32683, 34937, 44051, 61663, 77749, 83111, 144739, 255461, 273079, 344317, 431641, 544243, 581777, 1013173, 1788227, 1911553, 2410219, 7919291, 12517589, 13380871, 16871533, 55435037, 388045259]

約数ペア:

[(1, 388045259), (7, 55435037), (23, 16871533), (29, 13380871), (31, 12517589), (49, 7919291), (161, 2410219), (203, 1911553), (217, 1788227), (383, 1013173), (667, 581777), (713, 544243), (899, 431641), (1127, 344317), (1421, 273079), (1519, 255461), (2681, 144739), (4669, 83111), (4991, 77749), (6293, 61663), (8809, 44051), (11107, 34937), (11873, 32683), (18767, 20677)]