51315939

素因数分解:

$3^2\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:587

約数の個数: 24

約数和(自身を含む): 75490272

約数和(自身を除く): 24174333

約数列:

[1, 3, 9, 103, 197, 281, 309, 591, 843, 927, 1773, 2529, 20291, 28943, 55357, 60873, 86829, 166071, 182619, 260487, 498213, 5701771, 17105313, 51315939]

約数ペア:

[(1, 51315939), (3, 17105313), (9, 5701771), (103, 498213), (197, 260487), (281, 182619), (309, 166071), (591, 86829), (843, 60873), (927, 55357), (1773, 28943), (2529, 20291)]