28956555

素因数分解:

$3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1123}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 51793920

約数和(自身を除く): 22837365

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 191, 573, 955, 1123, 1719, 2865, 3369, 5157, 5615, 8595, 10107, 16845, 25785, 30321, 50535, 151605, 214493, 643479, 1072465, 1930437, 3217395, 5791311, 9652185, 28956555]

約数ペア:

[(1, 28956555), (3, 9652185), (5, 5791311), (9, 3217395), (15, 1930437), (27, 1072465), (45, 643479), (135, 214493), (191, 151605), (573, 50535), (955, 30321), (1123, 25785), (1719, 16845), (2865, 10107), (3369, 8595), (5157, 5615)]