54159723

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1$

素因数の和:855

約数の個数: 24

約数和(自身を含む): 80061696

約数和(自身を除く): 25901973

約数列:

[1, 3, 9, 71, 131, 213, 393, 639, 647, 1179, 1941, 5823, 9301, 27903, 45937, 83709, 84757, 137811, 254271, 413433, 762813, 6017747, 18053241, 54159723]

約数ペア:

[(1, 54159723), (3, 18053241), (9, 6017747), (71, 762813), (131, 413433), (213, 254271), (393, 137811), (639, 84757), (647, 83709), (1179, 45937), (1941, 27903), (5823, 9301)]