172945206

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{21787}}^1$

素因数の和:21815

約数の個数: 60

約数和(自身を含む): 450815508

約数和(自身を除く): 277870302

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 294, 378, 441, 567, 882, 1134, 1323, 2646, 3969, 7938, 21787, 43574, 65361, 130722, 152509, 196083, 305018, 392166, 457527, 588249, 915054, 1067563, 1176498, 1372581, 1764747, 2135126, 2745162, 3202689, 3529494, 4117743, 6405378, 8235486, 9608067, 12353229, 19216134, 24706458, 28824201, 57648402, 86472603, 172945206]

約数ペア:

[(1, 172945206), (2, 86472603), (3, 57648402), (6, 28824201), (7, 24706458), (9, 19216134), (14, 12353229), (18, 9608067), (21, 8235486), (27, 6405378), (42, 4117743), (49, 3529494), (54, 3202689), (63, 2745162), (81, 2135126), (98, 1764747), (126, 1372581), (147, 1176498), (162, 1067563), (189, 915054), (294, 588249), (378, 457527), (441, 392166), (567, 305018), (882, 196083), (1134, 152509), (1323, 130722), (2646, 65361), (3969, 43574), (7938, 21787)]