312380404

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157133}}^1$

素因数の和:157215

約数の個数: 24

約数和(自身を含む): 633564288

約数和(自身を除く): 321183884

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 157133, 314266, 628532, 1099931, 2199862, 4399724, 11156443, 22312886, 44625772, 78095101, 156190202, 312380404]

約数ペア:

[(1, 312380404), (2, 156190202), (4, 78095101), (7, 44625772), (14, 22312886), (28, 11156443), (71, 4399724), (142, 2199862), (284, 1099931), (497, 628532), (994, 314266), (1988, 157133)]