639090045

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{3319}}^1$

素因数の和:3730

約数の個数: 48

約数和(自身を含む): 1211932800

約数和(自身を除く): 572842755

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 389, 495, 1167, 1945, 3319, 3501, 4279, 5835, 9957, 12837, 16595, 17505, 21395, 29871, 36509, 38511, 49785, 64185, 109527, 149355, 182545, 192555, 328581, 547635, 1291091, 1642905, 3873273, 6455455, 11619819, 14202001, 19366365, 42606003, 58099095, 71010005, 127818009, 213030015, 639090045]

約数ペア:

[(1, 639090045), (3, 213030015), (5, 127818009), (9, 71010005), (11, 58099095), (15, 42606003), (33, 19366365), (45, 14202001), (55, 11619819), (99, 6455455), (165, 3873273), (389, 1642905), (495, 1291091), (1167, 547635), (1945, 328581), (3319, 192555), (3501, 182545), (4279, 149355), (5835, 109527), (9957, 64185), (12837, 49785), (16595, 38511), (17505, 36509), (21395, 29871)]