871567148

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{21787}}^1$

素因数の和:22001

約数の個数: 24

約数和(自身を含む): 1557493392

約数和(自身を除く): 685926244

約数列:

[1, 2, 4, 73, 137, 146, 274, 292, 548, 10001, 20002, 21787, 40004, 43574, 87148, 1590451, 2984819, 3180902, 5969638, 6361804, 11939276, 217891787, 435783574, 871567148]

約数ペア:

[(1, 871567148), (2, 435783574), (4, 217891787), (73, 11939276), (137, 6361804), (146, 5969638), (274, 3180902), (292, 2984819), (548, 1590451), (10001, 87148), (20002, 43574), (21787, 40004)]