2980975

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:159

約数の個数: 24

約数和(自身を含む): 3928320

約数和(自身を除く): 947345

約数列:

[1, 5, 25, 43, 47, 59, 215, 235, 295, 1075, 1175, 1475, 2021, 2537, 2773, 10105, 12685, 13865, 50525, 63425, 69325, 119239, 596195, 2980975]

約数ペア:

[(1, 2980975), (5, 596195), (25, 119239), (43, 69325), (47, 63425), (59, 50525), (215, 13865), (235, 12685), (295, 10105), (1075, 2773), (1175, 2537), (1475, 2021)]