125400513

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7309}}^1$

素因数の和:7381

約数の個数: 32

約数和(自身を含む): 205849600

約数和(自身を除く): 80449087

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 2451, 5719, 7309, 17157, 21927, 51163, 138871, 153489, 314287, 416613, 942861, 972097, 2200009, 2916291, 5971453, 6600027, 17914359, 41800171, 125400513]

約数ペア:

[(1, 125400513), (3, 41800171), (7, 17914359), (19, 6600027), (21, 5971453), (43, 2916291), (57, 2200009), (129, 972097), (133, 942861), (301, 416613), (399, 314287), (817, 153489), (903, 138871), (2451, 51163), (5719, 21927), (7309, 17157)]