256354076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{21499}}^1$

素因数の和:21785

約数の個数: 24

約数和(自身を含む): 491232000

約数和(自身を除く): 234877924

約数列:

[1, 2, 4, 11, 22, 44, 271, 542, 1084, 2981, 5962, 11924, 21499, 42998, 85996, 236489, 472978, 945956, 5826229, 11652458, 23304916, 64088519, 128177038, 256354076]

約数ペア:

[(1, 256354076), (2, 128177038), (4, 64088519), (11, 23304916), (22, 11652458), (44, 5826229), (271, 945956), (542, 472978), (1084, 236489), (2981, 85996), (5962, 42998), (11924, 21499)]