12719812

素因数分解:

$2^2\times 7^3\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 26521600

約数和(自身を除く): 13801788

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 98, 127, 146, 196, 254, 292, 343, 508, 511, 686, 889, 1022, 1372, 1778, 2044, 3556, 3577, 6223, 7154, 9271, 12446, 14308, 18542, 24892, 25039, 37084, 43561, 50078, 64897, 87122, 100156, 129794, 174244, 259588, 454279, 908558, 1817116, 3179953, 6359906, 12719812]

約数ペア:

[(1, 12719812), (2, 6359906), (4, 3179953), (7, 1817116), (14, 908558), (28, 454279), (49, 259588), (73, 174244), (98, 129794), (127, 100156), (146, 87122), (196, 64897), (254, 50078), (292, 43561), (343, 37084), (508, 25039), (511, 24892), (686, 18542), (889, 14308), (1022, 12446), (1372, 9271), (1778, 7154), (2044, 6223), (3556, 3577)]