28069118

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 28540162

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 53, 77, 106, 133, 154, 181, 209, 266, 362, 371, 418, 583, 742, 1007, 1166, 1267, 1463, 1991, 2014, 2534, 2926, 3439, 3982, 4081, 6878, 7049, 8162, 9593, 11077, 13937, 14098, 19186, 22154, 24073, 27874, 37829, 48146, 67151, 75658, 77539, 105523, 134302, 155078, 182267, 211046, 264803, 364534, 529606, 738661, 1275869, 1477322, 2004937, 2551738, 4009874, 14034559, 28069118]

約数ペア:

[(1, 28069118), (2, 14034559), (7, 4009874), (11, 2551738), (14, 2004937), (19, 1477322), (22, 1275869), (38, 738661), (53, 529606), (77, 364534), (106, 264803), (133, 211046), (154, 182267), (181, 155078), (209, 134302), (266, 105523), (362, 77539), (371, 75658), (418, 67151), (583, 48146), (742, 37829), (1007, 27874), (1166, 24073), (1267, 22154), (1463, 19186), (1991, 14098), (2014, 13937), (2534, 11077), (2926, 9593), (3439, 8162), (3982, 7049), (4081, 6878)]