51468291

素因数分解:

$3^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2111}}^1$

素因数の和:2173

約数の個数: 40

約数和(自身を含む): 89954304

約数和(自身を除く): 38486013

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 189, 301, 387, 567, 903, 1161, 2111, 2709, 3483, 6333, 8127, 14777, 18999, 24381, 44331, 56997, 90773, 132993, 170991, 272319, 398979, 635411, 816957, 1196937, 1906233, 2450871, 5718699, 7352613, 17156097, 51468291]

約数ペア:

[(1, 51468291), (3, 17156097), (7, 7352613), (9, 5718699), (21, 2450871), (27, 1906233), (43, 1196937), (63, 816957), (81, 635411), (129, 398979), (189, 272319), (301, 170991), (387, 132993), (567, 90773), (903, 56997), (1161, 44331), (2111, 24381), (2709, 18999), (3483, 14777), (6333, 8127)]