27740481

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 40808448

約数和(自身を除く): 13067967

約数列:

[1, 3, 17, 47, 51, 71, 141, 163, 213, 489, 799, 1207, 2397, 2771, 3337, 3621, 7661, 8313, 10011, 11573, 22983, 34719, 56729, 130237, 170187, 196741, 390711, 543931, 590223, 1631793, 9246827, 27740481]

約数ペア:

[(1, 27740481), (3, 9246827), (17, 1631793), (47, 590223), (51, 543931), (71, 390711), (141, 196741), (163, 170187), (213, 130237), (489, 56729), (799, 34719), (1207, 22983), (2397, 11573), (2771, 10011), (3337, 8313), (3621, 7661)]