18231465

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{433}}^1$

素因数の和:849

約数の個数: 32

約数和(自身を含む): 33497856

約数和(自身を除く): 15266391

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 401, 433, 1203, 1299, 2005, 2165, 2807, 3031, 6015, 6495, 8421, 9093, 14035, 15155, 42105, 45465, 173633, 520899, 868165, 1215431, 2604495, 3646293, 6077155, 18231465]

約数ペア:

[(1, 18231465), (3, 6077155), (5, 3646293), (7, 2604495), (15, 1215431), (21, 868165), (35, 520899), (105, 173633), (401, 45465), (433, 42105), (1203, 15155), (1299, 14035), (2005, 9093), (2165, 8421), (2807, 6495), (3031, 6015)]