30859947

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 49640976

約数和(自身を除く): 18781029

約数列:

[1, 3, 9, 17, 27, 51, 73, 81, 153, 219, 307, 459, 657, 921, 1241, 1377, 1971, 2763, 3723, 5219, 5913, 8289, 11169, 15657, 22411, 24867, 33507, 46971, 67233, 100521, 140913, 201699, 380987, 422739, 605097, 1142961, 1815291, 3428883, 10286649, 30859947]

約数ペア:

[(1, 30859947), (3, 10286649), (9, 3428883), (17, 1815291), (27, 1142961), (51, 605097), (73, 422739), (81, 380987), (153, 201699), (219, 140913), (307, 100521), (459, 67233), (657, 46971), (921, 33507), (1241, 24867), (1377, 22411), (1971, 15657), (2763, 11169), (3723, 8289), (5219, 5913)]