206400519

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2531}}^1$

素因数の和:2608

約数の個数: 48

約数和(自身を含む): 348382944

約数和(自身を除く): 141982425

約数列:

[1, 3, 9, 13, 17, 39, 41, 51, 117, 123, 153, 221, 369, 533, 663, 697, 1599, 1989, 2091, 2531, 4797, 6273, 7593, 9061, 22779, 27183, 32903, 43027, 81549, 98709, 103771, 129081, 296127, 311313, 387243, 559351, 933939, 1349023, 1678053, 1764107, 4047069, 5034159, 5292321, 12141207, 15876963, 22933391, 68800173, 206400519]

約数ペア:

[(1, 206400519), (3, 68800173), (9, 22933391), (13, 15876963), (17, 12141207), (39, 5292321), (41, 5034159), (51, 4047069), (117, 1764107), (123, 1678053), (153, 1349023), (221, 933939), (369, 559351), (533, 387243), (663, 311313), (697, 296127), (1599, 129081), (1989, 103771), (2091, 98709), (2531, 81549), (4797, 43027), (6273, 32903), (7593, 27183), (9061, 22779)]