871280319

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 1557287424

約数和(自身を除く): 686007105

約数列:

[1, 3, 7, 13, 21, 23, 39, 43, 49, 69, 91, 129, 147, 161, 273, 299, 301, 461, 483, 559, 637, 897, 903, 989, 1127, 1383, 1677, 1911, 2093, 2107, 2967, 3227, 3381, 3913, 5993, 6279, 6321, 6923, 9681, 10603, 11739, 12857, 14651, 17979, 19823, 20769, 22589, 27391, 31809, 38571, 41951, 43953, 48461, 59469, 67767, 74221, 82173, 89999, 125853, 137839, 138761, 145383, 222663, 257699, 269997, 293657, 413517, 416283, 455929, 519547, 629993, 773097, 880971, 964873, 971327, 1367787, 1558641, 1803893, 1889979, 2894619, 2913981, 3191503, 5411679, 5927077, 6754111, 9574509, 12627251, 17781231, 20262333, 22340521, 37881753, 41489539, 67021563, 124468617, 290426773, 871280319]

約数ペア:

[(1, 871280319), (3, 290426773), (7, 124468617), (13, 67021563), (21, 41489539), (23, 37881753), (39, 22340521), (43, 20262333), (49, 17781231), (69, 12627251), (91, 9574509), (129, 6754111), (147, 5927077), (161, 5411679), (273, 3191503), (299, 2913981), (301, 2894619), (461, 1889979), (483, 1803893), (559, 1558641), (637, 1367787), (897, 971327), (903, 964873), (989, 880971), (1127, 773097), (1383, 629993), (1677, 519547), (1911, 455929), (2093, 416283), (2107, 413517), (2967, 293657), (3227, 269997), (3381, 257699), (3913, 222663), (5993, 145383), (6279, 138761), (6321, 137839), (6923, 125853), (9681, 89999), (10603, 82173), (11739, 74221), (12857, 67767), (14651, 59469), (17979, 48461), (19823, 43953), (20769, 41951), (22589, 38571), (27391, 31809)]