66216561

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{1871}}^1$

素因数の和:2172

約数の個数: 16

約数和(自身を含む): 90574848

約数和(自身を除く): 24358287

約数列:

[1, 3, 47, 141, 251, 753, 1871, 5613, 11797, 35391, 87937, 263811, 469621, 1408863, 22072187, 66216561]

約数ペア:

[(1, 66216561), (3, 22072187), (47, 1408863), (141, 469621), (251, 263811), (753, 87937), (1871, 35391), (5613, 11797)]