1177897721

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 1651269024

約数和(自身を除く): 473371303

約数列:

[1, 7, 11, 13, 49, 67, 77, 91, 143, 169, 193, 469, 539, 637, 737, 871, 1001, 1183, 1351, 1859, 2123, 2509, 3283, 5159, 6097, 7007, 8281, 9457, 9581, 11323, 12931, 13013, 14861, 17563, 27599, 32617, 36113, 42679, 67067, 79261, 90517, 91091, 104027, 122941, 124553, 142241, 168103, 193193, 228319, 358787, 469469, 554827, 633619, 871871, 995687, 1176721, 1352351, 1598233, 1849133, 2185339, 2511509, 6103097, 6969809, 8237047, 12943931, 15297373, 17580563, 24038729, 90607517, 107081611, 168271103, 1177897721]

約数ペア:

[(1, 1177897721), (7, 168271103), (11, 107081611), (13, 90607517), (49, 24038729), (67, 17580563), (77, 15297373), (91, 12943931), (143, 8237047), (169, 6969809), (193, 6103097), (469, 2511509), (539, 2185339), (637, 1849133), (737, 1598233), (871, 1352351), (1001, 1176721), (1183, 995687), (1351, 871871), (1859, 633619), (2123, 554827), (2509, 469469), (3283, 358787), (5159, 228319), (6097, 193193), (7007, 168103), (8281, 142241), (9457, 124553), (9581, 122941), (11323, 104027), (12931, 91091), (13013, 90517), (14861, 79261), (17563, 67067), (27599, 42679), (32617, 36113)]