28953344

素因数分解:

$2^8\times 7^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 67108608

約数和(自身を除く): 38155264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 107, 112, 128, 151, 214, 224, 256, 302, 428, 448, 604, 749, 856, 896, 1057, 1208, 1498, 1712, 1792, 2114, 2416, 2996, 3424, 4228, 4832, 5992, 6848, 8456, 9664, 11984, 13696, 16157, 16912, 19328, 23968, 27392, 32314, 33824, 38656, 47936, 64628, 67648, 95872, 113099, 129256, 135296, 191744, 226198, 258512, 270592, 452396, 517024, 904792, 1034048, 1809584, 2068096, 3619168, 4136192, 7238336, 14476672, 28953344]

約数ペア:

[(1, 28953344), (2, 14476672), (4, 7238336), (7, 4136192), (8, 3619168), (14, 2068096), (16, 1809584), (28, 1034048), (32, 904792), (56, 517024), (64, 452396), (107, 270592), (112, 258512), (128, 226198), (151, 191744), (214, 135296), (224, 129256), (256, 113099), (302, 95872), (428, 67648), (448, 64628), (604, 47936), (749, 38656), (856, 33824), (896, 32314), (1057, 27392), (1208, 23968), (1498, 19328), (1712, 16912), (1792, 16157), (2114, 13696), (2416, 11984), (2996, 9664), (3424, 8456), (4228, 6848), (4832, 5992)]