207859617

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{16253}}^1$

素因数の和:16302

約数の個数: 36

約数和(自身を含む): 361326420

約数和(自身を除く): 153466803

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 441, 609, 1421, 1827, 4263, 12789, 16253, 48759, 113771, 146277, 341313, 471337, 796397, 1023939, 1414011, 2389191, 3299359, 4242033, 7167573, 9898077, 23095513, 29694231, 69286539, 207859617]

約数ペア:

[(1, 207859617), (3, 69286539), (7, 29694231), (9, 23095513), (21, 9898077), (29, 7167573), (49, 4242033), (63, 3299359), (87, 2389191), (147, 1414011), (203, 1023939), (261, 796397), (441, 471337), (609, 341313), (1421, 146277), (1827, 113771), (4263, 48759), (12789, 16253)]