215788244

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1\times {\mathrm{691}}^1$

素因数の和:1308

約数の個数: 48

約数和(自身を含む): 455723520

約数和(自身を除く): 239935276

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 587, 691, 1174, 1382, 2348, 2764, 4109, 4837, 8218, 9674, 11153, 13129, 16436, 19348, 22306, 26258, 44612, 52516, 78071, 91903, 156142, 183806, 312284, 367612, 405617, 811234, 1622468, 2839319, 5678638, 7706723, 11357276, 15413446, 30826892, 53947061, 107894122, 215788244]

約数ペア:

[(1, 215788244), (2, 107894122), (4, 53947061), (7, 30826892), (14, 15413446), (19, 11357276), (28, 7706723), (38, 5678638), (76, 2839319), (133, 1622468), (266, 811234), (532, 405617), (587, 367612), (691, 312284), (1174, 183806), (1382, 156142), (2348, 91903), (2764, 78071), (4109, 52516), (4837, 44612), (8218, 26258), (9674, 22306), (11153, 19348), (13129, 16436)]