81841899

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{2557}}^1$

素因数の和:2834

約数の個数: 16

約数和(自身を含む): 111979008

約数和(自身を除く): 30137109

約数列:

[1, 3, 47, 141, 227, 681, 2557, 7671, 10669, 32007, 120179, 360537, 580439, 1741317, 27280633, 81841899]

約数ペア:

[(1, 81841899), (3, 27280633), (47, 1741317), (141, 580439), (227, 360537), (681, 120179), (2557, 32007), (7671, 10669)]