27808455

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 46126080

約数和(自身を除く): 18317625

約数列:

[1, 3, 5, 15, 41, 103, 123, 205, 309, 439, 515, 615, 1317, 1545, 2195, 4223, 6585, 12669, 17999, 21115, 45217, 53997, 63345, 89995, 135651, 226085, 269985, 678255, 1853897, 5561691, 9269485, 27808455]

約数ペア:

[(1, 27808455), (3, 9269485), (5, 5561691), (15, 1853897), (41, 678255), (103, 269985), (123, 226085), (205, 135651), (309, 89995), (439, 63345), (515, 53997), (615, 45217), (1317, 21115), (1545, 17999), (2195, 12669), (4223, 6585)]