1297683968

素因数分解:

$2^9\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2851}}^1$

素因数の和:3003

約数の個数: 80

約数和(自身を含む): 2987618304

約数和(自身を除く): 1689934336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 128, 224, 254, 256, 448, 508, 512, 889, 896, 1016, 1778, 1792, 2032, 2851, 3556, 3584, 4064, 5702, 7112, 8128, 11404, 14224, 16256, 19957, 22808, 28448, 32512, 39914, 45616, 56896, 65024, 79828, 91232, 113792, 159656, 182464, 227584, 319312, 362077, 364928, 455168, 638624, 724154, 729856, 1277248, 1448308, 1459712, 2534539, 2554496, 2896616, 5069078, 5108992, 5793232, 10138156, 10217984, 11586464, 20276312, 23172928, 40552624, 46345856, 81105248, 92691712, 162210496, 185383424, 324420992, 648841984, 1297683968]

約数ペア:

[(1, 1297683968), (2, 648841984), (4, 324420992), (7, 185383424), (8, 162210496), (14, 92691712), (16, 81105248), (28, 46345856), (32, 40552624), (56, 23172928), (64, 20276312), (112, 11586464), (127, 10217984), (128, 10138156), (224, 5793232), (254, 5108992), (256, 5069078), (448, 2896616), (508, 2554496), (512, 2534539), (889, 1459712), (896, 1448308), (1016, 1277248), (1778, 729856), (1792, 724154), (2032, 638624), (2851, 455168), (3556, 364928), (3584, 362077), (4064, 319312), (5702, 227584), (7112, 182464), (8128, 159656), (11404, 113792), (14224, 91232), (16256, 79828), (19957, 65024), (22808, 56896), (28448, 45616), (32512, 39914)]