28290147291

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1543127}}^1$

素因数の和:1543240

約数の個数: 32

約数和(自身を含む): 48392494080

約数和(自身を除く): 20102346789

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 679, 873, 2037, 2619, 6111, 18333, 1543127, 4629381, 10801889, 13888143, 32405667, 41664429, 97217001, 149683319, 291651003, 449049957, 1047783233, 1347149871, 3143349699, 4041449613, 9430049097, 28290147291]

約数ペア:

[(1, 28290147291), (3, 9430049097), (7, 4041449613), (9, 3143349699), (21, 1347149871), (27, 1047783233), (63, 449049957), (97, 291651003), (189, 149683319), (291, 97217001), (679, 41664429), (873, 32405667), (2037, 13888143), (2619, 10801889), (6111, 4629381), (18333, 1543127)]