27752816

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:431

約数の個数: 80

約数和(自身を含む): 67704000

約数和(自身を除く): 39951184

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 343, 364, 389, 392, 637, 686, 728, 778, 784, 1274, 1372, 1456, 1556, 2548, 2723, 2744, 3112, 4459, 5057, 5096, 5446, 5488, 6224, 8918, 10114, 10192, 10892, 17836, 19061, 20228, 21784, 35399, 35672, 38122, 40456, 43568, 70798, 71344, 76244, 80912, 133427, 141596, 152488, 247793, 266854, 283192, 304976, 495586, 533708, 566384, 991172, 1067416, 1734551, 1982344, 2134832, 3469102, 3964688, 6938204, 13876408, 27752816]

約数ペア:

[(1, 27752816), (2, 13876408), (4, 6938204), (7, 3964688), (8, 3469102), (13, 2134832), (14, 1982344), (16, 1734551), (26, 1067416), (28, 991172), (49, 566384), (52, 533708), (56, 495586), (91, 304976), (98, 283192), (104, 266854), (112, 247793), (182, 152488), (196, 141596), (208, 133427), (343, 80912), (364, 76244), (389, 71344), (392, 70798), (637, 43568), (686, 40456), (728, 38122), (778, 35672), (784, 35399), (1274, 21784), (1372, 20228), (1456, 19061), (1556, 17836), (2548, 10892), (2723, 10192), (2744, 10114), (3112, 8918), (4459, 6224), (5057, 5488), (5096, 5446)]