12080907

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 40

約数和(自身を含む): 19311600

約数和(自身を除く): 7230693

約数列:

[1, 3, 9, 27, 29, 37, 81, 87, 111, 139, 261, 333, 417, 783, 999, 1073, 1251, 2349, 2997, 3219, 3753, 4031, 5143, 9657, 11259, 12093, 15429, 28971, 36279, 46287, 86913, 108837, 138861, 149147, 326511, 416583, 447441, 1342323, 4026969, 12080907]

約数ペア:

[(1, 12080907), (3, 4026969), (9, 1342323), (27, 447441), (29, 416583), (37, 326511), (81, 149147), (87, 138861), (111, 108837), (139, 86913), (261, 46287), (333, 36279), (417, 28971), (783, 15429), (999, 12093), (1073, 11259), (1251, 9657), (2349, 5143), (2997, 4031), (3219, 3753)]