66988216

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{117937}}^1$

素因数の和:118014

約数の個数: 16

約数和(自身を含む): 127373040

約数和(自身を除く): 60384824

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 117937, 235874, 471748, 943496, 8373527, 16747054, 33494108, 66988216]

約数ペア:

[(1, 66988216), (2, 33494108), (4, 16747054), (8, 8373527), (71, 943496), (142, 471748), (284, 235874), (568, 117937)]