257937316

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15077}}^1$

素因数の和:15148

約数の個数: 48

約数和(自身を含む): 567415296

約数和(自身を除く): 309477980

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 52, 91, 94, 182, 188, 329, 364, 611, 658, 1222, 1316, 2444, 4277, 8554, 15077, 17108, 30154, 60308, 105539, 196001, 211078, 392002, 422156, 708619, 784004, 1372007, 1417238, 2744014, 2834476, 4960333, 5488028, 9212047, 9920666, 18424094, 19841332, 36848188, 64484329, 128968658, 257937316]

約数ペア:

[(1, 257937316), (2, 128968658), (4, 64484329), (7, 36848188), (13, 19841332), (14, 18424094), (26, 9920666), (28, 9212047), (47, 5488028), (52, 4960333), (91, 2834476), (94, 2744014), (182, 1417238), (188, 1372007), (329, 784004), (364, 708619), (611, 422156), (658, 392002), (1222, 211078), (1316, 196001), (2444, 105539), (4277, 60308), (8554, 30154), (15077, 17108)]