66684772

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{216509}}^1$

素因数の和:216531

約数の個数: 24

約数和(自身を含む): 145494720

約数和(自身を除く): 78809948

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 216509, 433018, 866036, 1515563, 2381599, 3031126, 4763198, 6062252, 9526396, 16671193, 33342386, 66684772]

約数ペア:

[(1, 66684772), (2, 33342386), (4, 16671193), (7, 9526396), (11, 6062252), (14, 4763198), (22, 3031126), (28, 2381599), (44, 1515563), (77, 866036), (154, 433018), (308, 216509)]