196751919

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{720703}}^1$

素因数の和:720726

約数の個数: 16

約数和(自身を含む): 322875392

約数和(自身を除く): 126123473

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 720703, 2162109, 5044921, 9369139, 15134763, 28107417, 65583973, 196751919]

約数ペア:

[(1, 196751919), (3, 65583973), (7, 28107417), (13, 15134763), (21, 9369139), (39, 5044921), (91, 2162109), (273, 720703)]