245877247

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12329}}^1$

素因数の和:12391

約数の個数: 24

約数和(自身を含む): 320481360

約数和(自身を除く): 74604113

約数列:

[1, 7, 11, 37, 49, 77, 259, 407, 539, 1813, 2849, 12329, 19943, 86303, 135619, 456173, 604121, 949333, 3193211, 5017903, 6645331, 22352477, 35125321, 245877247]

約数ペア:

[(1, 245877247), (7, 35125321), (11, 22352477), (37, 6645331), (49, 5017903), (77, 3193211), (259, 949333), (407, 604121), (539, 456173), (1813, 135619), (2849, 86303), (12329, 19943)]