28258164

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71359}}^1$

素因数の和:71380

約数の個数: 36

約数和(自身を含む): 77925120

約数和(自身を除く): 49666956

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 71359, 142718, 214077, 285436, 428154, 642231, 784949, 856308, 1284462, 1569898, 2354847, 2568924, 3139796, 4709694, 7064541, 9419388, 14129082, 28258164]

約数ペア:

[(1, 28258164), (2, 14129082), (3, 9419388), (4, 7064541), (6, 4709694), (9, 3139796), (11, 2568924), (12, 2354847), (18, 1569898), (22, 1284462), (33, 856308), (36, 784949), (44, 642231), (66, 428154), (99, 285436), (132, 214077), (198, 142718), (396, 71359)]