28389333

素因数分解:

$3^1\times 7^1\times {\mathrm{883}}^1\times {\mathrm{1531}}^1$

素因数の和:2424

約数の個数: 16

約数和(自身を含む): 43337216

約数和(自身を除く): 14947883

約数列:

[1, 3, 7, 21, 883, 1531, 2649, 4593, 6181, 10717, 18543, 32151, 1351873, 4055619, 9463111, 28389333]

約数ペア:

[(1, 28389333), (3, 9463111), (7, 4055619), (21, 1351873), (883, 32151), (1531, 18543), (2649, 10717), (4593, 6181)]