26671876

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 60328800

約数和(自身を除く): 33656924

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 89, 98, 139, 154, 178, 196, 278, 308, 356, 539, 556, 623, 973, 979, 1078, 1246, 1529, 1946, 1958, 2156, 2492, 3058, 3892, 3916, 4361, 6116, 6811, 6853, 8722, 10703, 12371, 13622, 13706, 17444, 21406, 24742, 27244, 27412, 42812, 47971, 49484, 74921, 86597, 95942, 136081, 149842, 173194, 191884, 272162, 299684, 346388, 544324, 606179, 952567, 1212358, 1905134, 2424716, 3810268, 6667969, 13335938, 26671876]

約数ペア:

[(1, 26671876), (2, 13335938), (4, 6667969), (7, 3810268), (11, 2424716), (14, 1905134), (22, 1212358), (28, 952567), (44, 606179), (49, 544324), (77, 346388), (89, 299684), (98, 272162), (139, 191884), (154, 173194), (178, 149842), (196, 136081), (278, 95942), (308, 86597), (356, 74921), (539, 49484), (556, 47971), (623, 42812), (973, 27412), (979, 27244), (1078, 24742), (1246, 21406), (1529, 17444), (1946, 13706), (1958, 13622), (2156, 12371), (2492, 10703), (3058, 8722), (3892, 6853), (3916, 6811), (4361, 6116)]