128260216

素因数分解:

$2^3\times 7^1\times {\mathrm{487}}^1\times {\mathrm{4703}}^1$

素因数の和:5203

約数の個数: 32

約数和(自身を含む): 275466240

約数和(自身を除く): 147206024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 487, 974, 1948, 3409, 3896, 4703, 6818, 9406, 13636, 18812, 27272, 32921, 37624, 65842, 131684, 263368, 2290361, 4580722, 9161444, 16032527, 18322888, 32065054, 64130108, 128260216]

約数ペア:

[(1, 128260216), (2, 64130108), (4, 32065054), (7, 18322888), (8, 16032527), (14, 9161444), (28, 4580722), (56, 2290361), (487, 263368), (974, 131684), (1948, 65842), (3409, 37624), (3896, 32921), (4703, 27272), (6818, 18812), (9406, 13636)]