28304667

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{977}}^1$

素因数の和:1052

約数の個数: 32

約数和(自身を含む): 44596800

約数和(自身を除く): 16292133

約数列:

[1, 3, 9, 27, 29, 37, 87, 111, 261, 333, 783, 977, 999, 1073, 2931, 3219, 8793, 9657, 26379, 28333, 28971, 36149, 84999, 108447, 254997, 325341, 764991, 976023, 1048321, 3144963, 9434889, 28304667]

約数ペア:

[(1, 28304667), (3, 9434889), (9, 3144963), (27, 1048321), (29, 976023), (37, 764991), (87, 325341), (111, 254997), (261, 108447), (333, 84999), (783, 36149), (977, 28971), (999, 28333), (1073, 26379), (2931, 9657), (3219, 8793)]