7148141

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 9907968

約数和(自身を除く): 2759827

約数列:

[1, 7, 11, 13, 37, 77, 91, 143, 193, 259, 407, 481, 1001, 1351, 2123, 2509, 2849, 3367, 5291, 7141, 14861, 17563, 27599, 37037, 49987, 78551, 92833, 193193, 549857, 649831, 1021163, 7148141]

約数ペア:

[(1, 7148141), (7, 1021163), (11, 649831), (13, 549857), (37, 193193), (77, 92833), (91, 78551), (143, 49987), (193, 37037), (259, 27599), (407, 17563), (481, 14861), (1001, 7141), (1351, 5291), (2123, 3367), (2509, 2849)]