31814926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 57974400

約数和(自身を除く): 26159474

約数列:

[1, 2, 11, 13, 22, 26, 43, 86, 143, 169, 199, 286, 338, 398, 473, 559, 946, 1118, 1859, 2189, 2587, 3718, 4378, 5174, 6149, 7267, 8557, 12298, 14534, 17114, 28457, 33631, 56914, 67262, 79937, 94127, 111241, 159874, 188254, 222482, 369941, 739882, 1223651, 1446133, 2447302, 2892266, 15907463, 31814926]

約数ペア:

[(1, 31814926), (2, 15907463), (11, 2892266), (13, 2447302), (22, 1446133), (26, 1223651), (43, 739882), (86, 369941), (143, 222482), (169, 188254), (199, 159874), (286, 111241), (338, 94127), (398, 79937), (473, 67262), (559, 56914), (946, 33631), (1118, 28457), (1859, 17114), (2189, 14534), (2587, 12298), (3718, 8557), (4378, 7267), (5174, 6149)]