27276993

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 56

約数和(自身を含む): 45328896

約数和(自身を除く): 18051903

約数列:

[1, 3, 9, 17, 27, 31, 51, 71, 81, 93, 153, 213, 243, 279, 459, 527, 639, 729, 837, 1207, 1377, 1581, 1917, 2201, 2511, 3621, 4131, 4743, 5751, 6603, 7533, 10863, 12393, 14229, 17253, 19809, 22599, 32589, 37417, 42687, 51759, 59427, 97767, 112251, 128061, 178281, 293301, 336753, 384183, 534843, 879903, 1010259, 1604529, 3030777, 9092331, 27276993]

約数ペア:

[(1, 27276993), (3, 9092331), (9, 3030777), (17, 1604529), (27, 1010259), (31, 879903), (51, 534843), (71, 384183), (81, 336753), (93, 293301), (153, 178281), (213, 128061), (243, 112251), (279, 97767), (459, 59427), (527, 51759), (639, 42687), (729, 37417), (837, 32589), (1207, 22599), (1377, 19809), (1581, 17253), (1917, 14229), (2201, 12393), (2511, 10863), (3621, 7533), (4131, 6603), (4743, 5751)]