39855123

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{199}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 76627200

約数和(自身を除く): 36772077

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 199, 231, 289, 357, 561, 597, 693, 867, 1071, 1309, 1393, 1683, 1791, 2023, 2189, 2601, 3179, 3383, 3927, 4179, 6069, 6567, 9537, 10149, 11781, 12537, 15323, 18207, 19701, 22253, 23681, 28611, 30447, 37213, 45969, 57511, 66759, 71043, 111639, 137907, 172533, 200277, 213129, 260491, 334917, 402577, 517599, 632621, 781473, 1207731, 1897863, 2344419, 3623193, 4428347, 5693589, 13285041, 39855123]

約数ペア:

[(1, 39855123), (3, 13285041), (7, 5693589), (9, 4428347), (11, 3623193), (17, 2344419), (21, 1897863), (33, 1207731), (51, 781473), (63, 632621), (77, 517599), (99, 402577), (119, 334917), (153, 260491), (187, 213129), (199, 200277), (231, 172533), (289, 137907), (357, 111639), (561, 71043), (597, 66759), (693, 57511), (867, 45969), (1071, 37213), (1309, 30447), (1393, 28611), (1683, 23681), (1791, 22253), (2023, 19701), (2189, 18207), (2601, 15323), (3179, 12537), (3383, 11781), (3927, 10149), (4179, 9537), (6069, 6567)]