287273810

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1\times {\mathrm{1301}}^1$

素因数の和:1690

約数の個数: 32

約数和(自身を含む): 526466304

約数和(自身を除く): 239192494

約数列:

[1, 2, 5, 10, 71, 142, 311, 355, 622, 710, 1301, 1555, 2602, 3110, 6505, 13010, 22081, 44162, 92371, 110405, 184742, 220810, 404611, 461855, 809222, 923710, 2023055, 4046110, 28727381, 57454762, 143636905, 287273810]

約数ペア:

[(1, 287273810), (2, 143636905), (5, 57454762), (10, 28727381), (71, 4046110), (142, 2023055), (311, 923710), (355, 809222), (622, 461855), (710, 404611), (1301, 220810), (1555, 184742), (2602, 110405), (3110, 92371), (6505, 44162), (13010, 22081)]