16556568

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{709}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 47712000

約数和(自身を除く): 31155432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 139, 168, 278, 417, 556, 709, 834, 973, 1112, 1418, 1668, 1946, 2127, 2836, 2919, 3336, 3892, 4254, 4963, 5672, 5838, 7784, 8508, 9926, 11676, 14889, 17016, 19852, 23352, 29778, 39704, 59556, 98551, 119112, 197102, 295653, 394204, 591306, 689857, 788408, 1182612, 1379714, 2069571, 2365224, 2759428, 4139142, 5518856, 8278284, 16556568]

約数ペア:

[(1, 16556568), (2, 8278284), (3, 5518856), (4, 4139142), (6, 2759428), (7, 2365224), (8, 2069571), (12, 1379714), (14, 1182612), (21, 788408), (24, 689857), (28, 591306), (42, 394204), (56, 295653), (84, 197102), (139, 119112), (168, 98551), (278, 59556), (417, 39704), (556, 29778), (709, 23352), (834, 19852), (973, 17016), (1112, 14889), (1418, 11676), (1668, 9926), (1946, 8508), (2127, 7784), (2836, 5838), (2919, 5672), (3336, 4963), (3892, 4254)]