338512689

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1667}}^1$

素因数の和:1811

約数の個数: 40

約数和(自身を含む): 532825920

約数和(自身を除く): 194313231

約数列:

[1, 3, 9, 23, 27, 69, 81, 109, 207, 327, 621, 981, 1667, 1863, 2507, 2943, 5001, 7521, 8829, 15003, 22563, 38341, 45009, 67689, 115023, 135027, 181703, 203067, 345069, 545109, 1035207, 1635327, 3105621, 4179169, 4905981, 12537507, 14717943, 37612521, 112837563, 338512689]

約数ペア:

[(1, 338512689), (3, 112837563), (9, 37612521), (23, 14717943), (27, 12537507), (69, 4905981), (81, 4179169), (109, 3105621), (207, 1635327), (327, 1035207), (621, 545109), (981, 345069), (1667, 203067), (1863, 181703), (2507, 135027), (2943, 115023), (5001, 67689), (7521, 45009), (8829, 38341), (15003, 22563)]