280147256

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{493217}}^1$

素因数の和:493294

約数の個数: 16

約数和(自身を含む): 532675440

約数和(自身を除く): 252528184

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 493217, 986434, 1972868, 3945736, 35018407, 70036814, 140073628, 280147256]

約数ペア:

[(1, 280147256), (2, 140073628), (4, 70036814), (8, 35018407), (71, 3945736), (142, 1972868), (284, 986434), (568, 493217)]