30481451

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{823}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 42083328

約数和(自身を除く): 11601877

約数列:

[1, 7, 11, 13, 37, 77, 91, 143, 259, 407, 481, 823, 1001, 2849, 3367, 5291, 5761, 9053, 10699, 30451, 37037, 63371, 74893, 117689, 213157, 334961, 395863, 823823, 2344727, 2771041, 4354493, 30481451]

約数ペア:

[(1, 30481451), (7, 4354493), (11, 2771041), (13, 2344727), (37, 823823), (77, 395863), (91, 334961), (143, 213157), (259, 117689), (407, 74893), (481, 63371), (823, 37037), (1001, 30451), (2849, 10699), (3367, 9053), (5291, 5761)]