13221655

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{433}}^1$

素因数の和:666

約数の個数: 16

約数和(自身を含む): 16498944

約数和(自身を除く): 3277289

約数列:

[1, 5, 31, 155, 197, 433, 985, 2165, 6107, 13423, 30535, 67115, 85301, 426505, 2644331, 13221655]

約数ペア:

[(1, 13221655), (5, 2644331), (31, 426505), (155, 85301), (197, 67115), (433, 30535), (985, 13423), (2165, 6107)]