25253721

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1487}}^1$

素因数の和:1550

約数の個数: 32

約数和(自身を含む): 40711680

約数和(自身を除く): 15457959

約数列:

[1, 3, 9, 17, 27, 37, 51, 111, 153, 333, 459, 629, 999, 1487, 1887, 4461, 5661, 13383, 16983, 25279, 40149, 55019, 75837, 165057, 227511, 495171, 682533, 935323, 1485513, 2805969, 8417907, 25253721]

約数ペア:

[(1, 25253721), (3, 8417907), (9, 2805969), (17, 1485513), (27, 935323), (37, 682533), (51, 495171), (111, 227511), (153, 165057), (333, 75837), (459, 55019), (629, 40149), (999, 25279), (1487, 16983), (1887, 13383), (4461, 5661)]