66472275

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{21617}}^1$

素因数の和:21671

約数の個数: 24

約数和(自身を含む): 112586544

約数和(自身を除く): 46114269

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 3075, 21617, 64851, 108085, 324255, 540425, 886297, 1621275, 2658891, 4431485, 13294455, 22157425, 66472275]

約数ペア:

[(1, 66472275), (3, 22157425), (5, 13294455), (15, 4431485), (25, 2658891), (41, 1621275), (75, 886297), (123, 540425), (205, 324255), (615, 108085), (1025, 64851), (3075, 21617)]