28750617

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{10613}}^1$

素因数の和:10669

約数の個数: 24

約数和(自身を含む): 48569664

約数和(自身を除く): 19819047

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 10613, 31839, 74291, 95517, 222873, 456359, 668619, 1369077, 3194513, 4107231, 9583539, 28750617]

約数ペア:

[(1, 28750617), (3, 9583539), (7, 4107231), (9, 3194513), (21, 1369077), (43, 668619), (63, 456359), (129, 222873), (301, 95517), (387, 74291), (903, 31839), (2709, 10613)]