28408226

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6361}}^1$

素因数の和:6410

約数の個数: 32

約数和(自身を含む): 54967680

約数和(自身を除く): 26559454

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 319, 406, 638, 2233, 4466, 6361, 12722, 44527, 69971, 89054, 139942, 184469, 368938, 489797, 979594, 1291283, 2029159, 2582566, 4058318, 14204113, 28408226]

約数ペア:

[(1, 28408226), (2, 14204113), (7, 4058318), (11, 2582566), (14, 2029159), (22, 1291283), (29, 979594), (58, 489797), (77, 368938), (154, 184469), (203, 139942), (319, 89054), (406, 69971), (638, 44527), (2233, 12722), (4466, 6361)]