168557789168

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{27081907}}^1$

素因数の和:27082304

約数の個数: 20

約数和(自身を含む): 327420267720

約数和(自身を除く): 158862478552

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 27081907, 54163814, 108327628, 216655256, 433310512, 10534861823, 21069723646, 42139447292, 84278894584, 168557789168]

約数ペア:

[(1, 168557789168), (2, 84278894584), (4, 42139447292), (8, 21069723646), (16, 10534861823), (389, 433310512), (778, 216655256), (1556, 108327628), (3112, 54163814), (6224, 27081907)]