211312756

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{39161}}^1$

素因数の和:39255

約数の個数: 24

約数和(自身を含む): 394752960

約数和(自身を除く): 183440204

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 5396, 39161, 78322, 156644, 744059, 1488118, 2780431, 2976236, 5560862, 11121724, 52828189, 105656378, 211312756]

約数ペア:

[(1, 211312756), (2, 105656378), (4, 52828189), (19, 11121724), (38, 5560862), (71, 2976236), (76, 2780431), (142, 1488118), (284, 744059), (1349, 156644), (2698, 78322), (5396, 39161)]