639194613

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{83983}}^1$

素因数の和:84088

約数の個数: 16

約数和(自身を含む): 886871040

約数和(自身を除く): 247676427

約数列:

[1, 3, 43, 59, 129, 177, 2537, 7611, 83983, 251949, 3611269, 4954997, 10833807, 14864991, 213064871, 639194613]

約数ペア:

[(1, 639194613), (3, 213064871), (43, 14864991), (59, 10833807), (129, 4954997), (177, 3611269), (2537, 251949), (7611, 83983)]