2149592081

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{2161}}^1$

素因数の和:2841

約数の個数: 32

約数和(自身を含む): 2806933248

約数和(自身を除く): 657341167

約数列:

[1, 7, 13, 17, 91, 119, 221, 643, 1547, 2161, 4501, 8359, 10931, 15127, 28093, 36737, 58513, 76517, 142103, 196651, 257159, 477581, 994721, 1389523, 3343067, 9726661, 18063799, 23621891, 126446593, 165353237, 307084583, 2149592081]

約数ペア:

[(1, 2149592081), (7, 307084583), (13, 165353237), (17, 126446593), (91, 23621891), (119, 18063799), (221, 9726661), (643, 3343067), (1547, 1389523), (2161, 994721), (4501, 477581), (8359, 257159), (10931, 196651), (15127, 142103), (28093, 76517), (36737, 58513)]