28008596

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1181}}^1$

素因数の和:1221

約数の個数: 54

約数和(自身を含む): 62725194

約数和(自身を除く): 34716598

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 484, 539, 847, 1078, 1181, 1694, 2156, 2362, 3388, 4724, 5929, 8267, 11858, 12991, 16534, 23716, 25982, 33068, 51964, 57869, 90937, 115738, 142901, 181874, 231476, 285802, 363748, 571604, 636559, 1000307, 1273118, 2000614, 2546236, 4001228, 7002149, 14004298, 28008596]

約数ペア:

[(1, 28008596), (2, 14004298), (4, 7002149), (7, 4001228), (11, 2546236), (14, 2000614), (22, 1273118), (28, 1000307), (44, 636559), (49, 571604), (77, 363748), (98, 285802), (121, 231476), (154, 181874), (196, 142901), (242, 115738), (308, 90937), (484, 57869), (539, 51964), (847, 33068), (1078, 25982), (1181, 23716), (1694, 16534), (2156, 12991), (2362, 11858), (3388, 8267), (4724, 5929)]