139491918

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{971}}^1$

素因数の和:1349

約数の個数: 48

約数和(自身を含む): 316607616

約数和(自身を除く): 177115698

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 347, 414, 694, 971, 1041, 1942, 2082, 2913, 3123, 5826, 6246, 7981, 8739, 15962, 17478, 22333, 23943, 44666, 47886, 66999, 71829, 133998, 143658, 200997, 336937, 401994, 673874, 1010811, 2021622, 3032433, 6064866, 7749551, 15499102, 23248653, 46497306, 69745959, 139491918]

約数ペア:

[(1, 139491918), (2, 69745959), (3, 46497306), (6, 23248653), (9, 15499102), (18, 7749551), (23, 6064866), (46, 3032433), (69, 2021622), (138, 1010811), (207, 673874), (347, 401994), (414, 336937), (694, 200997), (971, 143658), (1041, 133998), (1942, 71829), (2082, 66999), (2913, 47886), (3123, 44666), (5826, 23943), (6246, 22333), (7981, 17478), (8739, 15962)]