249631749

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 381506112

約数和(自身を除く): 131874363

約数列:

[1, 3, 9, 53, 67, 73, 107, 159, 201, 219, 321, 477, 603, 657, 963, 3551, 3869, 4891, 5671, 7169, 7811, 10653, 11607, 14673, 17013, 21507, 23433, 31959, 34821, 44019, 51039, 64521, 70299, 259223, 379957, 413983, 523337, 777669, 1139871, 1241949, 1570011, 2333007, 3419613, 3725847, 4710033, 27736861, 83210583, 249631749]

約数ペア:

[(1, 249631749), (3, 83210583), (9, 27736861), (53, 4710033), (67, 3725847), (73, 3419613), (107, 2333007), (159, 1570011), (201, 1241949), (219, 1139871), (321, 777669), (477, 523337), (603, 413983), (657, 379957), (963, 259223), (3551, 70299), (3869, 64521), (4891, 51039), (5671, 44019), (7169, 34821), (7811, 31959), (10653, 23433), (11607, 21507), (14673, 17013)]