65281021

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:852

約数の個数: 16

約数和(自身を含む): 72067968

約数和(自身を除く): 6786947

約数列:

[1, 13, 71, 107, 661, 923, 1391, 7597, 8593, 46931, 70727, 98761, 610103, 919451, 5021617, 65281021]

約数ペア:

[(1, 65281021), (13, 5021617), (71, 919451), (107, 610103), (661, 98761), (923, 70727), (1391, 46931), (7597, 8593)]