687675987

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{6121}}^1$

素因数の和:6225

約数の個数: 40

約数和(自身を含む): 1096327760

約数和(自身を除く): 408651773

約数列:

[1, 3, 9, 19, 27, 57, 73, 81, 171, 219, 513, 657, 1387, 1539, 1971, 4161, 5913, 6121, 12483, 18363, 37449, 55089, 112347, 116299, 165267, 348897, 446833, 495801, 1046691, 1340499, 3140073, 4021497, 8489827, 9420219, 12064491, 25469481, 36193473, 76408443, 229225329, 687675987]

約数ペア:

[(1, 687675987), (3, 229225329), (9, 76408443), (19, 36193473), (27, 25469481), (57, 12064491), (73, 9420219), (81, 8489827), (171, 4021497), (219, 3140073), (513, 1340499), (657, 1046691), (1387, 495801), (1539, 446833), (1971, 348897), (4161, 165267), (5913, 116299), (6121, 112347), (12483, 55089), (18363, 37449)]