7129749

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 11197440

約数和(自身を除く): 4067691

約数列:

[1, 3, 11, 17, 33, 51, 71, 179, 187, 213, 537, 561, 781, 1207, 1969, 2343, 3043, 3621, 5907, 9129, 12709, 13277, 33473, 38127, 39831, 100419, 139799, 216053, 419397, 648159, 2376583, 7129749]

約数ペア:

[(1, 7129749), (3, 2376583), (11, 648159), (17, 419397), (33, 216053), (51, 139799), (71, 100419), (179, 39831), (187, 38127), (213, 33473), (537, 13277), (561, 12709), (781, 9129), (1207, 5907), (1969, 3621), (2343, 3043)]