242793909

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{881}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 368323200

約数和(自身を除く): 125529291

約数列:

[1, 3, 9, 27, 59, 173, 177, 519, 531, 881, 1557, 1593, 2643, 4671, 7929, 10207, 23787, 30621, 51979, 91863, 152413, 155937, 275589, 457239, 467811, 1371717, 1403433, 4115151, 8992367, 26977101, 80931303, 242793909]

約数ペア:

[(1, 242793909), (3, 80931303), (9, 26977101), (27, 8992367), (59, 4115151), (173, 1403433), (177, 1371717), (519, 467811), (531, 457239), (881, 275589), (1557, 155937), (1593, 152413), (2643, 91863), (4671, 51979), (7929, 30621), (10207, 23787)]