80969811

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{967}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 123594240

約数和(自身を除く): 42624429

約数列:

[1, 3, 13, 19, 39, 57, 113, 247, 339, 741, 967, 1469, 2147, 2901, 4407, 6441, 12571, 18373, 27911, 37713, 55119, 83733, 109271, 238849, 327813, 716547, 1420523, 2076149, 4261569, 6228447, 26989937, 80969811]

約数ペア:

[(1, 80969811), (3, 26989937), (13, 6228447), (19, 4261569), (39, 2076149), (57, 1420523), (113, 716547), (247, 327813), (339, 238849), (741, 109271), (967, 83733), (1469, 55119), (2147, 37713), (2901, 27911), (4407, 18373), (6441, 12571)]