28442316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 81285120

約数和(自身を除く): 52842804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 71, 76, 84, 114, 133, 142, 213, 228, 251, 266, 284, 399, 426, 497, 502, 532, 753, 798, 852, 994, 1004, 1349, 1491, 1506, 1596, 1757, 1988, 2698, 2982, 3012, 3514, 4047, 4769, 5271, 5396, 5964, 7028, 8094, 9443, 9538, 10542, 14307, 16188, 17821, 18886, 19076, 21084, 28329, 28614, 33383, 35642, 37772, 53463, 56658, 57228, 66766, 71284, 100149, 106926, 113316, 124747, 133532, 200298, 213852, 249494, 338599, 374241, 400596, 498988, 677198, 748482, 1015797, 1354396, 1496964, 2031594, 2370193, 4063188, 4740386, 7110579, 9480772, 14221158, 28442316]

約数ペア:

[(1, 28442316), (2, 14221158), (3, 9480772), (4, 7110579), (6, 4740386), (7, 4063188), (12, 2370193), (14, 2031594), (19, 1496964), (21, 1354396), (28, 1015797), (38, 748482), (42, 677198), (57, 498988), (71, 400596), (76, 374241), (84, 338599), (114, 249494), (133, 213852), (142, 200298), (213, 133532), (228, 124747), (251, 113316), (266, 106926), (284, 100149), (399, 71284), (426, 66766), (497, 57228), (502, 56658), (532, 53463), (753, 37772), (798, 35642), (852, 33383), (994, 28614), (1004, 28329), (1349, 21084), (1491, 19076), (1506, 18886), (1596, 17821), (1757, 16188), (1988, 14307), (2698, 10542), (2982, 9538), (3012, 9443), (3514, 8094), (4047, 7028), (4769, 5964), (5271, 5396)]