219771214

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 392232960

約数和(自身を除く): 172461746

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 113, 127, 226, 247, 254, 403, 494, 589, 806, 1178, 1469, 1651, 2147, 2413, 2938, 3302, 3503, 3937, 4294, 4826, 7006, 7657, 7874, 14351, 15314, 27911, 28702, 31369, 45539, 51181, 55822, 62738, 66557, 74803, 91078, 102362, 133114, 149606, 186563, 272669, 373126, 444881, 545338, 865241, 889762, 972439, 1730482, 1944878, 3544697, 5783453, 7089394, 8452739, 11566906, 16905478, 109885607, 219771214]

約数ペア:

[(1, 219771214), (2, 109885607), (13, 16905478), (19, 11566906), (26, 8452739), (31, 7089394), (38, 5783453), (62, 3544697), (113, 1944878), (127, 1730482), (226, 972439), (247, 889762), (254, 865241), (403, 545338), (494, 444881), (589, 373126), (806, 272669), (1178, 186563), (1469, 149606), (1651, 133114), (2147, 102362), (2413, 91078), (2938, 74803), (3302, 66557), (3503, 62738), (3937, 55822), (4294, 51181), (4826, 45539), (7006, 31369), (7657, 28702), (7874, 27911), (14351, 15314)]