28456764

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1223}}^1$

素因数の和:1514

約数の個数: 48

約数和(自身を含む): 76220928

約数和(自身を除く): 47764164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 277, 554, 831, 1108, 1223, 1662, 1939, 2446, 3324, 3669, 3878, 4892, 5817, 7338, 7756, 8561, 11634, 14676, 17122, 23268, 25683, 34244, 51366, 102732, 338771, 677542, 1016313, 1355084, 2032626, 2371397, 4065252, 4742794, 7114191, 9485588, 14228382, 28456764]

約数ペア:

[(1, 28456764), (2, 14228382), (3, 9485588), (4, 7114191), (6, 4742794), (7, 4065252), (12, 2371397), (14, 2032626), (21, 1355084), (28, 1016313), (42, 677542), (84, 338771), (277, 102732), (554, 51366), (831, 34244), (1108, 25683), (1223, 23268), (1662, 17122), (1939, 14676), (2446, 11634), (3324, 8561), (3669, 7756), (3878, 7338), (4892, 5817)]