247908964

素因数分解:

$2^2\times {\mathrm{211}}^1\times {\mathrm{239}}^1\times {\mathrm{1229}}^1$

素因数の和:1683

約数の個数: 24

約数和(自身を含む): 438076800

約数和(自身を除く): 190167836

約数列:

[1, 2, 4, 211, 239, 422, 478, 844, 956, 1229, 2458, 4916, 50429, 100858, 201716, 259319, 293731, 518638, 587462, 1037276, 1174924, 61977241, 123954482, 247908964]

約数ペア:

[(1, 247908964), (2, 123954482), (4, 61977241), (211, 1174924), (239, 1037276), (422, 587462), (478, 518638), (844, 293731), (956, 259319), (1229, 201716), (2458, 100858), (4916, 50429)]