126977885

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{3121}}^1$

素因数の和:3308

約数の個数: 16

約数和(自身を含む): 155850240

約数和(自身を除く): 28872355

約数列:

[1, 5, 79, 103, 395, 515, 3121, 8137, 15605, 40685, 246559, 321463, 1232795, 1607315, 25395577, 126977885]

約数ペア:

[(1, 126977885), (5, 25395577), (79, 1607315), (103, 1232795), (395, 321463), (515, 246559), (3121, 40685), (8137, 15605)]