13638755

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 18615744

約数和(自身を除く): 4976989

約数列:

[1, 5, 13, 37, 53, 65, 107, 185, 265, 481, 535, 689, 1391, 1961, 2405, 3445, 3959, 5671, 6955, 9805, 19795, 25493, 28355, 51467, 73723, 127465, 209827, 257335, 368615, 1049135, 2727751, 13638755]

約数ペア:

[(1, 13638755), (5, 2727751), (13, 1049135), (37, 368615), (53, 257335), (65, 209827), (107, 127465), (185, 73723), (265, 51467), (481, 28355), (535, 25493), (689, 19795), (1391, 9805), (1961, 6955), (2405, 5671), (3445, 3959)]