28663112

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{859}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 55624800

約数和(自身を除く): 26961688

約数列:

[1, 2, 4, 8, 43, 86, 97, 172, 194, 344, 388, 776, 859, 1718, 3436, 4171, 6872, 8342, 16684, 33368, 36937, 73874, 83323, 147748, 166646, 295496, 333292, 666584, 3582889, 7165778, 14331556, 28663112]

約数ペア:

[(1, 28663112), (2, 14331556), (4, 7165778), (8, 3582889), (43, 666584), (86, 333292), (97, 295496), (172, 166646), (194, 147748), (344, 83323), (388, 73874), (776, 36937), (859, 33368), (1718, 16684), (3436, 8342), (4171, 6872)]