261505188

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{24133}}^1$

素因数の和:24193

約数の個数: 72

約数和(自身を含む): 773060288

約数和(自身を除く): 511555100

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 3612, 5418, 10836, 24133, 48266, 72399, 96532, 144798, 168931, 217197, 289596, 337862, 434394, 506793, 675724, 868788, 1013586, 1037719, 1520379, 2027172, 2075438, 3040758, 3113157, 4150876, 6081516, 6226314, 7264033, 9339471, 12452628, 14528066, 18678942, 21792099, 29056132, 37357884, 43584198, 65376297, 87168396, 130752594, 261505188]

約数ペア:

[(1, 261505188), (2, 130752594), (3, 87168396), (4, 65376297), (6, 43584198), (7, 37357884), (9, 29056132), (12, 21792099), (14, 18678942), (18, 14528066), (21, 12452628), (28, 9339471), (36, 7264033), (42, 6226314), (43, 6081516), (63, 4150876), (84, 3113157), (86, 3040758), (126, 2075438), (129, 2027172), (172, 1520379), (252, 1037719), (258, 1013586), (301, 868788), (387, 675724), (516, 506793), (602, 434394), (774, 337862), (903, 289596), (1204, 217197), (1548, 168931), (1806, 144798), (2709, 96532), (3612, 72399), (5418, 48266), (10836, 24133)]