8049109327

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 10075000320

約数和(自身を除く): 2025890993

約数列:

[1, 7, 19, 43, 71, 133, 301, 461, 497, 817, 1349, 1849, 3053, 3227, 5719, 8759, 9443, 12943, 19823, 21371, 32731, 35131, 58007, 61313, 131279, 138761, 229117, 245917, 376637, 406049, 621889, 852389, 918953, 1407433, 2494301, 2636459, 4353223, 5966723, 9852031, 16195391, 17460107, 26741227, 60519619, 113367737, 187188589, 423637333, 1149872761, 8049109327]

約数ペア:

[(1, 8049109327), (7, 1149872761), (19, 423637333), (43, 187188589), (71, 113367737), (133, 60519619), (301, 26741227), (461, 17460107), (497, 16195391), (817, 9852031), (1349, 5966723), (1849, 4353223), (3053, 2636459), (3227, 2494301), (5719, 1407433), (8759, 918953), (9443, 852389), (12943, 621889), (19823, 406049), (21371, 376637), (32731, 245917), (35131, 229117), (58007, 138761), (61313, 131279)]