12840081

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{503}}^1$

素因数の和:700

約数の個数: 16

約数和(自身を含む): 17547264

約数和(自身を除く): 4707183

約数列:

[1, 3, 67, 127, 201, 381, 503, 1509, 8509, 25527, 33701, 63881, 101103, 191643, 4280027, 12840081]

約数ペア:

[(1, 12840081), (3, 4280027), (67, 191643), (127, 101103), (201, 63881), (381, 33701), (503, 25527), (1509, 8509)]