12689655

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{76907}}^1$

素因数の和:76926

約数の個数: 16

約数和(自身を含む): 22149504

約数和(自身を除く): 9459849

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 76907, 230721, 384535, 845977, 1153605, 2537931, 4229885, 12689655]

約数ペア:

[(1, 12689655), (3, 4229885), (5, 2537931), (11, 1153605), (15, 845977), (33, 384535), (55, 230721), (165, 76907)]