207617985

素因数分解:

$3^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1597}}^1$

素因数の和:1724

約数の個数: 48

約数和(自身を含む): 376923456

約数和(自身を除く): 169305471

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 107, 135, 243, 321, 405, 535, 963, 1215, 1597, 1605, 2889, 4791, 4815, 7985, 8667, 14373, 14445, 23955, 26001, 43119, 43335, 71865, 129357, 130005, 170879, 215595, 388071, 512637, 646785, 854395, 1537911, 1940355, 2563185, 4613733, 7689555, 13841199, 23068665, 41523597, 69205995, 207617985]

約数ペア:

[(1, 207617985), (3, 69205995), (5, 41523597), (9, 23068665), (15, 13841199), (27, 7689555), (45, 4613733), (81, 2563185), (107, 1940355), (135, 1537911), (243, 854395), (321, 646785), (405, 512637), (535, 388071), (963, 215595), (1215, 170879), (1597, 130005), (1605, 129357), (2889, 71865), (4791, 43335), (4815, 43119), (7985, 26001), (8667, 23955), (14373, 14445)]