127565169

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{1361}}^1$

素因数の和:1720

約数の個数: 16

約数和(自身を含む): 172156800

約数和(自身を除く): 44591631

約数列:

[1, 3, 157, 199, 471, 597, 1361, 4083, 31243, 93729, 213677, 270839, 641031, 812517, 42521723, 127565169]

約数ペア:

[(1, 127565169), (3, 42521723), (157, 812517), (199, 641031), (471, 270839), (597, 213677), (1361, 93729), (4083, 31243)]