139609435

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{209939}}^1$

素因数の和:209970

約数の個数: 16

約数和(自身を含む): 201542400

約数和(自身を除く): 61932965

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 209939, 1049695, 1469573, 3988841, 7347865, 19944205, 27921887, 139609435]

約数ペア:

[(1, 139609435), (5, 27921887), (7, 19944205), (19, 7347865), (35, 3988841), (95, 1469573), (133, 1049695), (665, 209939)]