28123802

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{523}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 50706432

約数和(自身を除く): 22582630

約数列:

[1, 2, 7, 14, 23, 46, 161, 167, 322, 334, 523, 1046, 1169, 2338, 3661, 3841, 7322, 7682, 12029, 24058, 26887, 53774, 84203, 87341, 168406, 174682, 611387, 1222774, 2008843, 4017686, 14061901, 28123802]

約数ペア:

[(1, 28123802), (2, 14061901), (7, 4017686), (14, 2008843), (23, 1222774), (46, 611387), (161, 174682), (167, 168406), (322, 87341), (334, 84203), (523, 53774), (1046, 26887), (1169, 24058), (2338, 12029), (3661, 7682), (3841, 7322)]