289071104

素因数分解:

$2^{13}\times 7^1\times {\mathrm{71}}^2$

素因数の和:175

約数の個数: 84

約数和(自身を含む): 670130232

約数和(自身を除く): 381059128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 256, 284, 448, 497, 512, 568, 896, 994, 1024, 1136, 1792, 1988, 2048, 2272, 3584, 3976, 4096, 4544, 5041, 7168, 7952, 8192, 9088, 10082, 14336, 15904, 18176, 20164, 28672, 31808, 35287, 36352, 40328, 57344, 63616, 70574, 72704, 80656, 127232, 141148, 145408, 161312, 254464, 282296, 290816, 322624, 508928, 564592, 581632, 645248, 1017856, 1129184, 1290496, 2035712, 2258368, 2580992, 4071424, 4516736, 5161984, 9033472, 10323968, 18066944, 20647936, 36133888, 41295872, 72267776, 144535552, 289071104]

約数ペア:

[(1, 289071104), (2, 144535552), (4, 72267776), (7, 41295872), (8, 36133888), (14, 20647936), (16, 18066944), (28, 10323968), (32, 9033472), (56, 5161984), (64, 4516736), (71, 4071424), (112, 2580992), (128, 2258368), (142, 2035712), (224, 1290496), (256, 1129184), (284, 1017856), (448, 645248), (497, 581632), (512, 564592), (568, 508928), (896, 322624), (994, 290816), (1024, 282296), (1136, 254464), (1792, 161312), (1988, 145408), (2048, 141148), (2272, 127232), (3584, 80656), (3976, 72704), (4096, 70574), (4544, 63616), (5041, 57344), (7168, 40328), (7952, 36352), (8192, 35287), (9088, 31808), (10082, 28672), (14336, 20164), (15904, 18176)]