243749714

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 418961664

約数和(自身を除く): 175211950

約数列:

[1, 2, 13, 26, 31, 43, 62, 86, 169, 338, 403, 541, 559, 806, 1082, 1118, 1333, 2666, 5239, 7033, 7267, 10478, 14066, 14534, 16771, 17329, 23263, 33542, 34658, 46526, 91429, 182858, 218023, 225277, 302419, 436046, 450554, 604838, 721153, 1442306, 2834299, 3931447, 5668598, 7862894, 9374989, 18749978, 121874857, 243749714]

約数ペア:

[(1, 243749714), (2, 121874857), (13, 18749978), (26, 9374989), (31, 7862894), (43, 5668598), (62, 3931447), (86, 2834299), (169, 1442306), (338, 721153), (403, 604838), (541, 450554), (559, 436046), (806, 302419), (1082, 225277), (1118, 218023), (1333, 182858), (2666, 91429), (5239, 46526), (7033, 34658), (7267, 33542), (10478, 23263), (14066, 17329), (14534, 16771)]