68585643

素因数分解:

$3^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1103}}^1$

素因数の和:1173

約数の個数: 48

約数和(自身を含む): 120821760

約数和(自身を除く): 52236117

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 141, 147, 189, 329, 423, 441, 987, 1103, 1269, 1323, 2303, 2961, 3309, 6909, 7721, 8883, 9927, 20727, 23163, 29781, 51841, 54047, 62181, 69489, 155523, 162141, 208467, 362887, 466569, 486423, 1088661, 1399707, 1459269, 2540209, 3265983, 7620627, 9797949, 22861881, 68585643]

約数ペア:

[(1, 68585643), (3, 22861881), (7, 9797949), (9, 7620627), (21, 3265983), (27, 2540209), (47, 1459269), (49, 1399707), (63, 1088661), (141, 486423), (147, 466569), (189, 362887), (329, 208467), (423, 162141), (441, 155523), (987, 69489), (1103, 62181), (1269, 54047), (1323, 51841), (2303, 29781), (2961, 23163), (3309, 20727), (6909, 9927), (7721, 8883)]