8131509

素因数分解:

$3^5\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 12332320

約数和(自身を除く): 4200811

約数列:

[1, 3, 9, 27, 81, 109, 243, 307, 327, 921, 981, 2763, 2943, 8289, 8829, 24867, 26487, 33463, 74601, 100389, 301167, 903501, 2710503, 8131509]

約数ペア:

[(1, 8131509), (3, 2710503), (9, 903501), (27, 301167), (81, 100389), (109, 74601), (243, 33463), (307, 26487), (327, 24867), (921, 8829), (981, 8289), (2763, 2943)]