406127281

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 497952000

約数和(自身を除く): 91824719

約数列:

[1, 7, 29, 37, 139, 203, 259, 389, 973, 1073, 2723, 4031, 5143, 7511, 11281, 14393, 28217, 36001, 54071, 78967, 100751, 149147, 378497, 417397, 1044029, 1568059, 2000627, 2921779, 10976413, 14004389, 58018183, 406127281]

約数ペア:

[(1, 406127281), (7, 58018183), (29, 14004389), (37, 10976413), (139, 2921779), (203, 2000627), (259, 1568059), (389, 1044029), (973, 417397), (1073, 378497), (2723, 149147), (4031, 100751), (5143, 78967), (7511, 54071), (11281, 36001), (14393, 28217)]