2220566881

素因数分解:

${\mathrm{13}}^2\times {\mathrm{479}}^1\times {\mathrm{27431}}^1$

素因数の和:27936

約数の個数: 12

約数和(自身を含む): 2409626880

約数和(自身を除く): 189059999

約数列:

[1, 13, 169, 479, 6227, 27431, 80951, 356603, 4635839, 13139449, 170812837, 2220566881]

約数ペア:

[(1, 2220566881), (13, 170812837), (169, 13139449), (479, 4635839), (6227, 356603), (27431, 80951)]