208266219

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{20533}}^1$

素因数の和:20576

約数の個数: 36

約数和(自身を含む): 365176656

約数和(自身を除く): 156910437

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1449, 3381, 10143, 20533, 61599, 143731, 184797, 431193, 472259, 1006117, 1293579, 1416777, 3018351, 3305813, 4250331, 9055053, 9917439, 23140691, 29752317, 69422073, 208266219]

約数ペア:

[(1, 208266219), (3, 69422073), (7, 29752317), (9, 23140691), (21, 9917439), (23, 9055053), (49, 4250331), (63, 3305813), (69, 3018351), (147, 1416777), (161, 1293579), (207, 1006117), (441, 472259), (483, 431193), (1127, 184797), (1449, 143731), (3381, 61599), (10143, 20533)]