1815957

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 3302208

約数和(自身を除く): 1486251

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 83, 99, 117, 143, 153, 187, 221, 249, 429, 561, 663, 747, 913, 1079, 1287, 1411, 1683, 1989, 2431, 2739, 3237, 4233, 7293, 8217, 9711, 11869, 12699, 15521, 18343, 21879, 35607, 46563, 55029, 106821, 139689, 165087, 201773, 605319, 1815957]

約数ペア:

[(1, 1815957), (3, 605319), (9, 201773), (11, 165087), (13, 139689), (17, 106821), (33, 55029), (39, 46563), (51, 35607), (83, 21879), (99, 18343), (117, 15521), (143, 12699), (153, 11869), (187, 9711), (221, 8217), (249, 7293), (429, 4233), (561, 3237), (663, 2739), (747, 2431), (913, 1989), (1079, 1683), (1287, 1411)]