1557887968

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^2\times {\mathrm{5879}}^1$

素因数の和:5929

約数の個数: 108

約数和(自身を含む): 3864059640

約数和(自身を除く): 2306171672

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 169, 182, 196, 208, 224, 338, 364, 392, 416, 637, 676, 728, 784, 1183, 1274, 1352, 1456, 1568, 2366, 2548, 2704, 2912, 4732, 5096, 5408, 5879, 8281, 9464, 10192, 11758, 16562, 18928, 20384, 23516, 33124, 37856, 41153, 47032, 66248, 76427, 82306, 94064, 132496, 152854, 164612, 188128, 264992, 288071, 305708, 329224, 534989, 576142, 611416, 658448, 993551, 1069978, 1152284, 1222832, 1316896, 1987102, 2139956, 2304568, 2445664, 3744923, 3974204, 4279912, 4609136, 6954857, 7489846, 7948408, 8559824, 9218272, 13909714, 14979692, 15896816, 17119648, 27819428, 29959384, 31793632, 48683999, 55638856, 59918768, 97367998, 111277712, 119837536, 194735996, 222555424, 389471992, 778943984, 1557887968]

約数ペア:

[(1, 1557887968), (2, 778943984), (4, 389471992), (7, 222555424), (8, 194735996), (13, 119837536), (14, 111277712), (16, 97367998), (26, 59918768), (28, 55638856), (32, 48683999), (49, 31793632), (52, 29959384), (56, 27819428), (91, 17119648), (98, 15896816), (104, 14979692), (112, 13909714), (169, 9218272), (182, 8559824), (196, 7948408), (208, 7489846), (224, 6954857), (338, 4609136), (364, 4279912), (392, 3974204), (416, 3744923), (637, 2445664), (676, 2304568), (728, 2139956), (784, 1987102), (1183, 1316896), (1274, 1222832), (1352, 1152284), (1456, 1069978), (1568, 993551), (2366, 658448), (2548, 611416), (2704, 576142), (2912, 534989), (4732, 329224), (5096, 305708), (5408, 288071), (5879, 264992), (8281, 188128), (9464, 164612), (10192, 152854), (11758, 132496), (16562, 94064), (18928, 82306), (20384, 76427), (23516, 66248), (33124, 47032), (37856, 41153)]