678747069

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 1374347520

約数和(自身を除く): 695600451

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 47, 49, 63, 77, 91, 99, 117, 141, 143, 147, 229, 231, 273, 329, 423, 429, 441, 517, 539, 611, 637, 687, 693, 819, 987, 1001, 1287, 1551, 1603, 1617, 1833, 1911, 2061, 2303, 2519, 2961, 2977, 3003, 3619, 4277, 4653, 4809, 4851, 5499, 5733, 6721, 6909, 7007, 7557, 8931, 9009, 10763, 10857, 11221, 12831, 14427, 17633, 20163, 20727, 20839, 21021, 22671, 25333, 26793, 29939, 32289, 32571, 32747, 33663, 38493, 47047, 52899, 60489, 62517, 63063, 75341, 75999, 89817, 96867, 98241, 100989, 118393, 123431, 139919, 141141, 145873, 158697, 187551, 226023, 227997, 229229, 269451, 294723, 329329, 355179, 370293, 419757, 423423, 437619, 527387, 678069, 687687, 828751, 979433, 987987, 1065537, 1110879, 1259271, 1312857, 1539109, 1582161, 1604603, 2063061, 2486253, 2938299, 2963961, 4617327, 4746483, 4813809, 5801257, 6856031, 7458759, 8814897, 10773763, 13851981, 14441427, 17403771, 20568093, 32321289, 52211313, 61704279, 75416341, 96963867, 226249023, 678747069]

約数ペア:

[(1, 678747069), (3, 226249023), (7, 96963867), (9, 75416341), (11, 61704279), (13, 52211313), (21, 32321289), (33, 20568093), (39, 17403771), (47, 14441427), (49, 13851981), (63, 10773763), (77, 8814897), (91, 7458759), (99, 6856031), (117, 5801257), (141, 4813809), (143, 4746483), (147, 4617327), (229, 2963961), (231, 2938299), (273, 2486253), (329, 2063061), (423, 1604603), (429, 1582161), (441, 1539109), (517, 1312857), (539, 1259271), (611, 1110879), (637, 1065537), (687, 987987), (693, 979433), (819, 828751), (987, 687687), (1001, 678069), (1287, 527387), (1551, 437619), (1603, 423423), (1617, 419757), (1833, 370293), (1911, 355179), (2061, 329329), (2303, 294723), (2519, 269451), (2961, 229229), (2977, 227997), (3003, 226023), (3619, 187551), (4277, 158697), (4653, 145873), (4809, 141141), (4851, 139919), (5499, 123431), (5733, 118393), (6721, 100989), (6909, 98241), (7007, 96867), (7557, 89817), (8931, 75999), (9009, 75341), (10763, 63063), (10857, 62517), (11221, 60489), (12831, 52899), (14427, 47047), (17633, 38493), (20163, 33663), (20727, 32747), (20839, 32571), (21021, 32289), (22671, 29939), (25333, 26793)]