256555013

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{138007}}^1$

素因数の和:138044

約数の個数: 12

約数和(自身を含む): 303065568

約数和(自身を除く): 46510555

約数列:

[1, 11, 13, 143, 169, 1859, 138007, 1518077, 1794091, 19735001, 23323183, 256555013]

約数ペア:

[(1, 256555013), (11, 23323183), (13, 19735001), (143, 1794091), (169, 1518077), (1859, 138007)]