66215665

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{9817}}^1$

素因数の和:9912

約数の個数: 16

約数和(自身を含む): 84827520

約数和(自身を除く): 18611855

約数列:

[1, 5, 19, 71, 95, 355, 1349, 6745, 9817, 49085, 186523, 697007, 932615, 3485035, 13243133, 66215665]

約数ペア:

[(1, 66215665), (5, 13243133), (19, 3485035), (71, 932615), (95, 697007), (355, 186523), (1349, 49085), (6745, 9817)]