81707087

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{55849}}^1$

素因数の和:55886

約数の個数: 16

約数和(自身を含む): 107232000

約数和(自身を除く): 25524913

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 55849, 390943, 614339, 1061131, 4300373, 7427917, 11672441, 81707087]

約数ペア:

[(1, 81707087), (7, 11672441), (11, 7427917), (19, 4300373), (77, 1061131), (133, 614339), (209, 390943), (1463, 55849)]