2783984

素因数分解:

$2^4\times 7^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:142

約数の個数: 60

約数和(自身を含む): 6488424

約数和(自身を除く): 3704440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 53, 56, 67, 98, 106, 112, 134, 196, 212, 268, 371, 392, 424, 469, 536, 742, 784, 848, 938, 1072, 1484, 1876, 2597, 2968, 3283, 3551, 3752, 5194, 5936, 6566, 7102, 7504, 10388, 13132, 14204, 20776, 24857, 26264, 28408, 41552, 49714, 52528, 56816, 99428, 173999, 198856, 347998, 397712, 695996, 1391992, 2783984]

約数ペア:

[(1, 2783984), (2, 1391992), (4, 695996), (7, 397712), (8, 347998), (14, 198856), (16, 173999), (28, 99428), (49, 56816), (53, 52528), (56, 49714), (67, 41552), (98, 28408), (106, 26264), (112, 24857), (134, 20776), (196, 14204), (212, 13132), (268, 10388), (371, 7504), (392, 7102), (424, 6566), (469, 5936), (536, 5194), (742, 3752), (784, 3551), (848, 3283), (938, 2968), (1072, 2597), (1484, 1876)]