291268928

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{971}}^1$

素因数の和:1135

約数の個数: 56

約数和(自身を含む): 597468960

約数和(自身を除く): 306200032

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 109, 172, 218, 344, 436, 688, 872, 971, 1376, 1744, 1942, 2752, 3488, 3884, 4687, 6976, 7768, 9374, 15536, 18748, 31072, 37496, 41753, 62144, 74992, 83506, 105839, 149984, 167012, 211678, 299968, 334024, 423356, 668048, 846712, 1336096, 1693424, 2672192, 3386848, 4551077, 6773696, 9102154, 18204308, 36408616, 72817232, 145634464, 291268928]

約数ペア:

[(1, 291268928), (2, 145634464), (4, 72817232), (8, 36408616), (16, 18204308), (32, 9102154), (43, 6773696), (64, 4551077), (86, 3386848), (109, 2672192), (172, 1693424), (218, 1336096), (344, 846712), (436, 668048), (688, 423356), (872, 334024), (971, 299968), (1376, 211678), (1744, 167012), (1942, 149984), (2752, 105839), (3488, 83506), (3884, 74992), (4687, 62144), (6976, 41753), (7768, 37496), (9374, 31072), (15536, 18748)]