27809859

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{919}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 46632960

約数和(自身を除く): 18823101

約数列:

[1, 3, 7, 11, 21, 33, 77, 131, 231, 393, 917, 919, 1441, 2751, 2757, 4323, 6433, 10087, 10109, 19299, 30261, 30327, 70763, 120389, 212289, 361167, 842723, 1324279, 2528169, 3972837, 9269953, 27809859]

約数ペア:

[(1, 27809859), (3, 9269953), (7, 3972837), (11, 2528169), (21, 1324279), (33, 842723), (77, 361167), (131, 212289), (231, 120389), (393, 70763), (917, 30327), (919, 30261), (1441, 19299), (2751, 10109), (2757, 10087), (4323, 6433)]