202215321

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 376451712

約数和(自身を除く): 174236391

約数列:

[1, 3, 7, 9, 11, 21, 33, 41, 63, 77, 99, 121, 123, 231, 287, 363, 369, 451, 647, 693, 847, 861, 1089, 1353, 1941, 2541, 2583, 3157, 4059, 4529, 4961, 5823, 7117, 7623, 9471, 13587, 14883, 21351, 26527, 28413, 34727, 40761, 44649, 49819, 64053, 78287, 79581, 104181, 149457, 185689, 234861, 238743, 291797, 312543, 448371, 548009, 557067, 704583, 875391, 1644027, 1671201, 2042579, 2626173, 3209767, 4932081, 6127737, 9629301, 18383211, 22468369, 28887903, 67405107, 202215321]

約数ペア:

[(1, 202215321), (3, 67405107), (7, 28887903), (9, 22468369), (11, 18383211), (21, 9629301), (33, 6127737), (41, 4932081), (63, 3209767), (77, 2626173), (99, 2042579), (121, 1671201), (123, 1644027), (231, 875391), (287, 704583), (363, 557067), (369, 548009), (451, 448371), (647, 312543), (693, 291797), (847, 238743), (861, 234861), (1089, 185689), (1353, 149457), (1941, 104181), (2541, 79581), (2583, 78287), (3157, 64053), (4059, 49819), (4529, 44649), (4961, 40761), (5823, 34727), (7117, 28413), (7623, 26527), (9471, 21351), (13587, 14883)]