391210475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{823601}}^1$

素因数の和:823630

約数の個数: 12

約数和(自身を含む): 510633240

約数和(自身を除く): 119422765

約数列:

[1, 5, 19, 25, 95, 475, 823601, 4118005, 15648419, 20590025, 78242095, 391210475]

約数ペア:

[(1, 391210475), (5, 78242095), (19, 20590025), (25, 15648419), (95, 4118005), (475, 823601)]