221508001

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{21817}}^1$

素因数の和:21912

約数の個数: 16

約数和(自身を含む): 263910528

約数和(自身を除く): 42402527

約数列:

[1, 11, 13, 71, 143, 781, 923, 10153, 21817, 239987, 283621, 1549007, 3119831, 17039077, 20137091, 221508001]

約数ペア:

[(1, 221508001), (11, 20137091), (13, 17039077), (71, 3119831), (143, 1549007), (781, 283621), (923, 239987), (10153, 21817)]