13221345

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28433}}^1$

素因数の和:28472

約数の個数: 16

約数和(自身を含む): 21837312

約数和(自身を除く): 8615967

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 28433, 85299, 142165, 426495, 881423, 2644269, 4407115, 13221345]

約数ペア:

[(1, 13221345), (3, 4407115), (5, 2644269), (15, 881423), (31, 426495), (93, 142165), (155, 85299), (465, 28433)]