128890465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1031}}^1\times {\mathrm{2273}}^1$

素因数の和:3320

約数の個数: 16

約数和(自身を含む): 168967296

約数和(自身を除く): 40076831

約数列:

[1, 5, 11, 55, 1031, 2273, 5155, 11341, 11365, 25003, 56705, 125015, 2343463, 11717315, 25778093, 128890465]

約数ペア:

[(1, 128890465), (5, 25778093), (11, 11717315), (55, 2343463), (1031, 125015), (2273, 56705), (5155, 25003), (11341, 11365)]