198230879

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{13339}}^1$

素因数の和:13550

約数の個数: 16

約数和(自身を含む): 248444160

約数和(自身を除く): 50213281

約数列:

[1, 7, 11, 77, 193, 1351, 2123, 13339, 14861, 93373, 146729, 1027103, 2574427, 18020989, 28318697, 198230879]

約数ペア:

[(1, 198230879), (7, 28318697), (11, 18020989), (77, 2574427), (193, 1027103), (1351, 146729), (2123, 93373), (13339, 14861)]