28280862

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{22129}}^1$

素因数の和:22208

約数の個数: 24

約数和(自身を含む): 62141040

約数和(自身を除く): 33860178

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 22129, 44258, 66387, 132774, 199161, 398322, 1571159, 3142318, 4713477, 9426954, 14140431, 28280862]

約数ペア:

[(1, 28280862), (2, 14140431), (3, 9426954), (6, 4713477), (9, 3142318), (18, 1571159), (71, 398322), (142, 199161), (213, 132774), (426, 66387), (639, 44258), (1278, 22129)]