12720227533

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{905161}}^1$

素因数の和:905244

約数の個数: 16

約数和(自身を含む): 14598452736

約数和(自身を除く): 1878225203

約数列:

[1, 13, 23, 47, 299, 611, 1081, 14053, 905161, 11767093, 20818703, 42542567, 270643139, 553053371, 978479041, 12720227533]

約数ペア:

[(1, 12720227533), (13, 978479041), (23, 553053371), (47, 270643139), (299, 42542567), (611, 20818703), (1081, 11767093), (14053, 905161)]