12728445

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{883}}^1$

素因数の和:953

約数の個数: 24

約数和(自身を含む): 21067488

約数和(自身を除く): 8339043

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 883, 961, 2649, 2883, 4415, 4805, 13245, 14415, 27373, 82119, 136865, 410595, 848563, 2545689, 4242815, 12728445]

約数ペア:

[(1, 12728445), (3, 4242815), (5, 2545689), (15, 848563), (31, 410595), (93, 136865), (155, 82119), (465, 27373), (883, 14415), (961, 13245), (2649, 4805), (2883, 4415)]