28648256

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4919}}^1$

素因数の和:4951

約数の個数: 56

約数和(自身を含む): 69982080

約数和(自身を除く): 41333824

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 4919, 5824, 9838, 19676, 34433, 39352, 63947, 68866, 78704, 127894, 137732, 157408, 255788, 275464, 314816, 447629, 511576, 550928, 895258, 1023152, 1101856, 1790516, 2046304, 2203712, 3581032, 4092608, 7162064, 14324128, 28648256]

約数ペア:

[(1, 28648256), (2, 14324128), (4, 7162064), (7, 4092608), (8, 3581032), (13, 2203712), (14, 2046304), (16, 1790516), (26, 1101856), (28, 1023152), (32, 895258), (52, 550928), (56, 511576), (64, 447629), (91, 314816), (104, 275464), (112, 255788), (182, 157408), (208, 137732), (224, 127894), (364, 78704), (416, 68866), (448, 63947), (728, 39352), (832, 34433), (1456, 19676), (2912, 9838), (4919, 5824)]