66716657

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{7487}}^1$

素因数の和:7580

約数の個数: 16

約数和(自身を含む): 81469440

約数和(自身を除く): 14752783

約数列:

[1, 7, 19, 67, 133, 469, 1273, 7487, 8911, 52409, 142253, 501629, 995771, 3511403, 9530951, 66716657]

約数ペア:

[(1, 66716657), (7, 9530951), (19, 3511403), (67, 995771), (133, 501629), (469, 142253), (1273, 52409), (7487, 8911)]