18087105

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 30256128

約数和(自身を除く): 12169023

約数列:

[1, 3, 5, 15, 31, 93, 97, 155, 291, 401, 465, 485, 1203, 1455, 2005, 3007, 6015, 9021, 12431, 15035, 37293, 38897, 45105, 62155, 116691, 186465, 194485, 583455, 1205807, 3617421, 6029035, 18087105]

約数ペア:

[(1, 18087105), (3, 6029035), (5, 3617421), (15, 1205807), (31, 583455), (93, 194485), (97, 186465), (155, 116691), (291, 62155), (401, 45105), (465, 38897), (485, 37293), (1203, 15035), (1455, 12431), (2005, 9021), (3007, 6015)]