10720431

素因数分解:

$3^5\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:453

約数の個数: 24

約数和(自身を含む): 16218384

約数和(自身を除く): 5497953

約数列:

[1, 3, 9, 27, 81, 157, 243, 281, 471, 843, 1413, 2529, 4239, 7587, 12717, 22761, 38151, 44117, 68283, 132351, 397053, 1191159, 3573477, 10720431]

約数ペア:

[(1, 10720431), (3, 3573477), (9, 1191159), (27, 397053), (81, 132351), (157, 68283), (243, 44117), (281, 38151), (471, 22761), (843, 12717), (1413, 7587), (2529, 4239)]