157423743

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{12379}}^1$

素因数の和:12548

約数の個数: 20

約数和(自身を含む): 236680840

約数和(自身を除く): 79257097

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 12379, 12717, 37137, 111411, 334233, 1002699, 1943503, 5830509, 17491527, 52474581, 157423743]

約数ペア:

[(1, 157423743), (3, 52474581), (9, 17491527), (27, 5830509), (81, 1943503), (157, 1002699), (471, 334233), (1413, 111411), (4239, 37137), (12379, 12717)]