28559784

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{431}}^1$

素因数の和:702

約数の個数: 64

約数和(自身を含む): 78382080

約数和(自身を除く): 49822296

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 251, 264, 431, 502, 753, 862, 1004, 1293, 1506, 1724, 2008, 2586, 2761, 3012, 3448, 4741, 5172, 5522, 6024, 8283, 9482, 10344, 11044, 14223, 16566, 18964, 22088, 28446, 33132, 37928, 56892, 66264, 108181, 113784, 216362, 324543, 432724, 649086, 865448, 1189991, 1298172, 2379982, 2596344, 3569973, 4759964, 7139946, 9519928, 14279892, 28559784]

約数ペア:

[(1, 28559784), (2, 14279892), (3, 9519928), (4, 7139946), (6, 4759964), (8, 3569973), (11, 2596344), (12, 2379982), (22, 1298172), (24, 1189991), (33, 865448), (44, 649086), (66, 432724), (88, 324543), (132, 216362), (251, 113784), (264, 108181), (431, 66264), (502, 56892), (753, 37928), (862, 33132), (1004, 28446), (1293, 22088), (1506, 18964), (1724, 16566), (2008, 14223), (2586, 11044), (2761, 10344), (3012, 9482), (3448, 8283), (4741, 6024), (5172, 5522)]