217519456

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2053}}^1$

素因数の和:2124

約数の個数: 96

約数和(自身を含む): 546594048

約数和(自身を除く): 329074592

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 43, 44, 56, 77, 86, 88, 112, 154, 172, 176, 224, 301, 308, 344, 352, 473, 602, 616, 688, 946, 1204, 1232, 1376, 1892, 2053, 2408, 2464, 3311, 3784, 4106, 4816, 6622, 7568, 8212, 9632, 13244, 14371, 15136, 16424, 22583, 26488, 28742, 32848, 45166, 52976, 57484, 65696, 88279, 90332, 105952, 114968, 158081, 176558, 180664, 229936, 316162, 353116, 361328, 459872, 617953, 632324, 706232, 722656, 971069, 1235906, 1264648, 1412464, 1942138, 2471812, 2529296, 2824928, 3884276, 4943624, 5058592, 6797483, 7768552, 9887248, 13594966, 15537104, 19774496, 27189932, 31074208, 54379864, 108759728, 217519456]

約数ペア:

[(1, 217519456), (2, 108759728), (4, 54379864), (7, 31074208), (8, 27189932), (11, 19774496), (14, 15537104), (16, 13594966), (22, 9887248), (28, 7768552), (32, 6797483), (43, 5058592), (44, 4943624), (56, 3884276), (77, 2824928), (86, 2529296), (88, 2471812), (112, 1942138), (154, 1412464), (172, 1264648), (176, 1235906), (224, 971069), (301, 722656), (308, 706232), (344, 632324), (352, 617953), (473, 459872), (602, 361328), (616, 353116), (688, 316162), (946, 229936), (1204, 180664), (1232, 176558), (1376, 158081), (1892, 114968), (2053, 105952), (2408, 90332), (2464, 88279), (3311, 65696), (3784, 57484), (4106, 52976), (4816, 45166), (6622, 32848), (7568, 28742), (8212, 26488), (9632, 22583), (13244, 16424), (14371, 15136)]