128337576

素因数分解:

$2^3\times 3^1\times {\mathrm{257}}^1\times {\mathrm{20807}}^1$

素因数の和:21073

約数の個数: 32

約数和(自身を含む): 322107840

約数和(自身を除く): 193770264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 257, 514, 771, 1028, 1542, 2056, 3084, 6168, 20807, 41614, 62421, 83228, 124842, 166456, 249684, 499368, 5347399, 10694798, 16042197, 21389596, 32084394, 42779192, 64168788, 128337576]

約数ペア:

[(1, 128337576), (2, 64168788), (3, 42779192), (4, 32084394), (6, 21389596), (8, 16042197), (12, 10694798), (24, 5347399), (257, 499368), (514, 249684), (771, 166456), (1028, 124842), (1542, 83228), (2056, 62421), (3084, 41614), (6168, 20807)]