785087457

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{3823}}^1$

素因数の和:3978

約数の個数: 48

約数和(自身を含む): 1339195392

約数和(自身を除く): 554107935

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 127, 147, 231, 381, 539, 889, 1397, 1617, 2667, 3823, 4191, 6223, 9779, 11469, 18669, 26761, 29337, 42053, 68453, 80283, 126159, 187327, 205359, 294371, 485521, 561981, 883113, 1456563, 2060597, 3398647, 5340731, 6181791, 10195941, 16022193, 23790529, 37385117, 71371587, 112155351, 261695819, 785087457]

約数ペア:

[(1, 785087457), (3, 261695819), (7, 112155351), (11, 71371587), (21, 37385117), (33, 23790529), (49, 16022193), (77, 10195941), (127, 6181791), (147, 5340731), (231, 3398647), (381, 2060597), (539, 1456563), (889, 883113), (1397, 561981), (1617, 485521), (2667, 294371), (3823, 205359), (4191, 187327), (6223, 126159), (9779, 80283), (11469, 68453), (18669, 42053), (26761, 29337)]