201277004

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{563}}^1\times {\mathrm{643}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 355951680

約数和(自身を除く): 154674676

約数列:

[1, 2, 4, 139, 278, 556, 563, 643, 1126, 1286, 2252, 2572, 78257, 89377, 156514, 178754, 313028, 357508, 362009, 724018, 1448036, 50319251, 100638502, 201277004]

約数ペア:

[(1, 201277004), (2, 100638502), (4, 50319251), (139, 1448036), (278, 724018), (556, 362009), (563, 357508), (643, 313028), (1126, 178754), (1286, 156514), (2252, 89377), (2572, 78257)]