12790005

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5431}}^1$

素因数の和:5596

約数の個数: 16

約数和(自身を含む): 20598144

約数和(自身を除く): 7808139

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 5431, 16293, 27155, 81465, 852667, 2558001, 4263335, 12790005]

約数ペア:

[(1, 12790005), (3, 4263335), (5, 2558001), (15, 852667), (157, 81465), (471, 27155), (785, 16293), (2355, 5431)]