664686045

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{797}}^1$

素因数の和:1282

約数の個数: 48

約数和(自身を含む): 1183133952

約数和(自身を除く): 518447907

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 431, 645, 797, 1293, 1935, 2155, 2391, 3879, 3985, 6465, 7173, 11955, 18533, 19395, 34271, 35865, 55599, 92665, 102813, 166797, 171355, 277995, 308439, 343507, 514065, 833985, 1030521, 1542195, 1717535, 3091563, 5152605, 14770801, 15457815, 44312403, 73854005, 132937209, 221562015, 664686045]

約数ペア:

[(1, 664686045), (3, 221562015), (5, 132937209), (9, 73854005), (15, 44312403), (43, 15457815), (45, 14770801), (129, 5152605), (215, 3091563), (387, 1717535), (431, 1542195), (645, 1030521), (797, 833985), (1293, 514065), (1935, 343507), (2155, 308439), (2391, 277995), (3879, 171355), (3985, 166797), (6465, 102813), (7173, 92665), (11955, 55599), (18533, 35865), (19395, 34271)]