128514568

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{176531}}^1$

素因数の和:176557

約数の個数: 32

約数和(自身を含む): 296573760

約数和(自身を除く): 168059192

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 176531, 353062, 706124, 1235717, 1412248, 2294903, 2471434, 4589806, 4942868, 9179612, 9885736, 16064321, 18359224, 32128642, 64257284, 128514568]

約数ペア:

[(1, 128514568), (2, 64257284), (4, 32128642), (7, 18359224), (8, 16064321), (13, 9885736), (14, 9179612), (26, 4942868), (28, 4589806), (52, 2471434), (56, 2294903), (91, 1412248), (104, 1235717), (182, 706124), (364, 353062), (728, 176531)]