4138945

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:296

約数の個数: 16

約数和(自身を含む): 5132160

約数和(自身を除く): 993215

約数列:

[1, 5, 71, 89, 131, 355, 445, 655, 6319, 9301, 11659, 31595, 46505, 58295, 827789, 4138945]

約数ペア:

[(1, 4138945), (5, 827789), (71, 58295), (89, 46505), (131, 31595), (355, 11659), (445, 9301), (655, 6319)]