678793048

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{39047}}^1$

素因数の和:39147

約数の個数: 32

約数和(自身を含む): 1328412960

約数和(自身を除く): 649619912

約数列:

[1, 2, 4, 8, 41, 53, 82, 106, 164, 212, 328, 424, 2173, 4346, 8692, 17384, 39047, 78094, 156188, 312376, 1600927, 2069491, 3201854, 4138982, 6403708, 8277964, 12807416, 16555928, 84849131, 169698262, 339396524, 678793048]

約数ペア:

[(1, 678793048), (2, 339396524), (4, 169698262), (8, 84849131), (41, 16555928), (53, 12807416), (82, 8277964), (106, 6403708), (164, 4138982), (212, 3201854), (328, 2069491), (424, 1600927), (2173, 312376), (4346, 156188), (8692, 78094), (17384, 39047)]