161757904

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131297}}^1$

素因数の和:131323

約数の個数: 40

約数和(自身を含む): 390742848

約数和(自身を除く): 228984944

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 131297, 262594, 525188, 919079, 1050376, 1444267, 1838158, 2100752, 2888534, 3676316, 5777068, 7352632, 10109869, 11554136, 14705264, 20219738, 23108272, 40439476, 80878952, 161757904]

約数ペア:

[(1, 161757904), (2, 80878952), (4, 40439476), (7, 23108272), (8, 20219738), (11, 14705264), (14, 11554136), (16, 10109869), (22, 7352632), (28, 5777068), (44, 3676316), (56, 2888534), (77, 2100752), (88, 1838158), (112, 1444267), (154, 1050376), (176, 919079), (308, 525188), (616, 262594), (1232, 131297)]