25714557

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{463}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 44432640

約数和(自身を除く): 18718083

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 121, 153, 187, 297, 363, 459, 463, 561, 1089, 1389, 1683, 2057, 3267, 4167, 5049, 5093, 6171, 7871, 12501, 15279, 18513, 23613, 45837, 55539, 56023, 70839, 86581, 137511, 168069, 212517, 259743, 504207, 779229, 952391, 1512621, 2337687, 2857173, 8571519, 25714557]

約数ペア:

[(1, 25714557), (3, 8571519), (9, 2857173), (11, 2337687), (17, 1512621), (27, 952391), (33, 779229), (51, 504207), (99, 259743), (121, 212517), (153, 168069), (187, 137511), (297, 86581), (363, 70839), (459, 56023), (463, 55539), (561, 45837), (1089, 23613), (1389, 18513), (1683, 15279), (2057, 12501), (3267, 7871), (4167, 6171), (5049, 5093)]