253116081

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 405350400

約数和(自身を除く): 152234319

約数列:

[1, 3, 9, 19, 23, 57, 69, 139, 171, 207, 417, 437, 463, 1251, 1311, 1389, 2641, 3197, 3933, 4167, 7923, 8797, 9591, 10649, 23769, 26391, 28773, 31947, 60743, 64357, 79173, 95841, 182229, 193071, 202331, 546687, 579213, 606993, 1222783, 1480211, 1820979, 3668349, 4440633, 11005047, 13321899, 28124009, 84372027, 253116081]

約数ペア:

[(1, 253116081), (3, 84372027), (9, 28124009), (19, 13321899), (23, 11005047), (57, 4440633), (69, 3668349), (139, 1820979), (171, 1480211), (207, 1222783), (417, 606993), (437, 579213), (463, 546687), (1251, 202331), (1311, 193071), (1389, 182229), (2641, 95841), (3197, 79173), (3933, 64357), (4167, 60743), (7923, 31947), (8797, 28773), (9591, 26391), (10649, 23769)]