66279565

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{1543}}^1$

素因数の和:1641

約数の個数: 24

約数和(自身を含む): 88712064

約数和(自身を除く): 22432499

約数列:

[1, 5, 11, 55, 71, 121, 355, 605, 781, 1543, 3905, 7715, 8591, 16973, 42955, 84865, 109553, 186703, 547765, 933515, 1205083, 6025415, 13255913, 66279565]

約数ペア:

[(1, 66279565), (5, 13255913), (11, 6025415), (55, 1205083), (71, 933515), (121, 547765), (355, 186703), (605, 109553), (781, 84865), (1543, 42955), (3905, 16973), (7715, 8591)]