12378531

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 19243008

約数和(自身を除く): 6864477

約数列:

[1, 3, 11, 23, 33, 47, 69, 141, 253, 347, 517, 759, 1041, 1081, 1551, 3243, 3817, 7981, 11451, 11891, 16309, 23943, 35673, 48927, 87791, 179399, 263373, 375107, 538197, 1125321, 4126177, 12378531]

約数ペア:

[(1, 12378531), (3, 4126177), (11, 1125321), (23, 538197), (33, 375107), (47, 263373), (69, 179399), (141, 87791), (253, 48927), (347, 35673), (517, 23943), (759, 16309), (1041, 11891), (1081, 11451), (1551, 7981), (3243, 3817)]