290240919

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{4289}}^1$

素因数の和:4471

約数の個数: 24

約数和(自身を含む): 429205920

約数和(自身を除く): 138965001

約数列:

[1, 3, 9, 73, 103, 219, 309, 657, 927, 4289, 7519, 12867, 22557, 38601, 67671, 313097, 441767, 939291, 1325301, 2817873, 3975903, 32248991, 96746973, 290240919]

約数ペア:

[(1, 290240919), (3, 96746973), (9, 32248991), (73, 3975903), (103, 2817873), (219, 1325301), (309, 939291), (657, 441767), (927, 313097), (4289, 67671), (7519, 38601), (12867, 22557)]