40047147

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{14783}}^1$

素因数の和:14839

約数の個数: 24

約数和(自身を含む): 67651584

約数和(自身を除く): 27604437

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 14783, 44349, 103481, 133047, 310443, 635669, 931329, 1907007, 4449683, 5721021, 13349049, 40047147]

約数ペア:

[(1, 40047147), (3, 13349049), (7, 5721021), (9, 4449683), (21, 1907007), (43, 931329), (63, 635669), (129, 310443), (301, 133047), (387, 103481), (903, 44349), (2709, 14783)]