128425743

素因数分解:

$3^6\times {\mathrm{113}}^1\times {\mathrm{1559}}^1$

素因数の和:1690

約数の個数: 28

約数和(自身を含む): 194379120

約数和(自身を除く): 65953377

約数列:

[1, 3, 9, 27, 81, 113, 243, 339, 729, 1017, 1559, 3051, 4677, 9153, 14031, 27459, 42093, 82377, 126279, 176167, 378837, 528501, 1136511, 1585503, 4756509, 14269527, 42808581, 128425743]

約数ペア:

[(1, 128425743), (3, 42808581), (9, 14269527), (27, 4756509), (81, 1585503), (113, 1136511), (243, 528501), (339, 378837), (729, 176167), (1017, 126279), (1559, 82377), (3051, 42093), (4677, 27459), (9153, 14031)]