438134255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{683}}^1$

素因数の和:911

約数の個数: 32

約数和(自身を含む): 579156480

約数和(自身を除く): 141022225

約数列:

[1, 5, 13, 65, 71, 139, 355, 683, 695, 923, 1807, 3415, 4615, 8879, 9035, 9869, 44395, 48493, 49345, 94937, 128297, 242465, 474685, 630409, 641485, 1234181, 3152045, 6170905, 6740527, 33702635, 87626851, 438134255]

約数ペア:

[(1, 438134255), (5, 87626851), (13, 33702635), (65, 6740527), (71, 6170905), (139, 3152045), (355, 1234181), (683, 641485), (695, 630409), (923, 474685), (1807, 242465), (3415, 128297), (4615, 94937), (8879, 49345), (9035, 48493), (9869, 44395)]