128580678

素因数分解:

$2^1\times 3^2\times {\mathrm{97}}^1\times {\mathrm{73643}}^1$

素因数の和:73748

約数の個数: 24

約数和(自身を含む): 281467368

約数和(自身を除く): 152886690

約数列:

[1, 2, 3, 6, 9, 18, 97, 194, 291, 582, 873, 1746, 73643, 147286, 220929, 441858, 662787, 1325574, 7143371, 14286742, 21430113, 42860226, 64290339, 128580678]

約数ペア:

[(1, 128580678), (2, 64290339), (3, 42860226), (6, 21430113), (9, 14286742), (18, 7143371), (97, 1325574), (194, 662787), (291, 441858), (582, 220929), (873, 147286), (1746, 73643)]