30266859

素因数分解:

$3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{1999}}^1$

素因数の和:2119

約数の個数: 24

約数和(自身を含む): 47424000

約数和(自身を除く): 17157141

約数列:

[1, 3, 7, 21, 49, 103, 147, 309, 721, 1999, 2163, 5047, 5997, 13993, 15141, 41979, 97951, 205897, 293853, 617691, 1441279, 4323837, 10088953, 30266859]

約数ペア:

[(1, 30266859), (3, 10088953), (7, 4323837), (21, 1441279), (49, 617691), (103, 293853), (147, 205897), (309, 97951), (721, 41979), (1999, 15141), (2163, 13993), (5047, 5997)]