78452469

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{26177}}^1$

素因数の和:26226

約数の個数: 20

約数和(自身を含む): 120366444

約数和(自身を除く): 41913975

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 26177, 78531, 235593, 706779, 968549, 2120337, 2905647, 8716941, 26150823, 78452469]

約数ペア:

[(1, 78452469), (3, 26150823), (9, 8716941), (27, 2905647), (37, 2120337), (81, 968549), (111, 706779), (333, 235593), (999, 78531), (2997, 26177)]