220544401

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{11321}}^1$

素因数の和:11373

約数の個数: 24

約数和(自身を含む): 289118592

約数和(自身を除く): 68574191

約数列:

[1, 7, 11, 23, 77, 121, 161, 253, 847, 1771, 2783, 11321, 19481, 79247, 124531, 260383, 871717, 1369841, 1822681, 2864213, 9588887, 20049491, 31506343, 220544401]

約数ペア:

[(1, 220544401), (7, 31506343), (11, 20049491), (23, 9588887), (77, 2864213), (121, 1822681), (161, 1369841), (253, 871717), (847, 260383), (1771, 124531), (2783, 79247), (11321, 19481)]