28381118

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1\times {\mathrm{631}}^1$

素因数の和:1199

約数の個数: 16

約数和(自身を含む): 43714176

約数和(自身を除く): 15333058

約数列:

[1, 2, 43, 86, 523, 631, 1046, 1262, 22489, 27133, 44978, 54266, 330013, 660026, 14190559, 28381118]

約数ペア:

[(1, 28381118), (2, 14190559), (43, 660026), (86, 330013), (523, 54266), (631, 44978), (1046, 27133), (1262, 22489)]