127813888

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{683}}^1$

素因数の和:759

約数の個数: 72

約数和(自身を含む): 276823008

約数和(自身を除く): 149009120

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 128, 136, 172, 256, 272, 344, 544, 683, 688, 731, 1088, 1366, 1376, 1462, 2176, 2732, 2752, 2924, 4352, 5464, 5504, 5848, 10928, 11008, 11611, 11696, 21856, 23222, 23392, 29369, 43712, 46444, 46784, 58738, 87424, 92888, 93568, 117476, 174848, 185776, 187136, 234952, 371552, 469904, 499273, 743104, 939808, 998546, 1486208, 1879616, 1997092, 2972416, 3759232, 3994184, 7518464, 7988368, 15976736, 31953472, 63906944, 127813888]

約数ペア:

[(1, 127813888), (2, 63906944), (4, 31953472), (8, 15976736), (16, 7988368), (17, 7518464), (32, 3994184), (34, 3759232), (43, 2972416), (64, 1997092), (68, 1879616), (86, 1486208), (128, 998546), (136, 939808), (172, 743104), (256, 499273), (272, 469904), (344, 371552), (544, 234952), (683, 187136), (688, 185776), (731, 174848), (1088, 117476), (1366, 93568), (1376, 92888), (1462, 87424), (2176, 58738), (2732, 46784), (2752, 46444), (2924, 43712), (4352, 29369), (5464, 23392), (5504, 23222), (5848, 21856), (10928, 11696), (11008, 11611)]