138045488

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{64871}}^1$

素因数の和:64905

約数の個数: 40

約数和(自身を含む): 321765120

約数和(自身を除く): 183719632

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 64871, 129742, 259484, 454097, 518968, 908194, 1037936, 1232549, 1816388, 2465098, 3632776, 4930196, 7265552, 8627843, 9860392, 17255686, 19720784, 34511372, 69022744, 138045488]

約数ペア:

[(1, 138045488), (2, 69022744), (4, 34511372), (7, 19720784), (8, 17255686), (14, 9860392), (16, 8627843), (19, 7265552), (28, 4930196), (38, 3632776), (56, 2465098), (76, 1816388), (112, 1232549), (133, 1037936), (152, 908194), (266, 518968), (304, 454097), (532, 259484), (1064, 129742), (2128, 64871)]