28242018

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:332

約数の個数: 96

約数和(自身を含む): 75479040

約数和(自身を除く): 47237022

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 47, 57, 63, 94, 114, 126, 133, 141, 171, 251, 266, 282, 329, 342, 399, 423, 502, 658, 753, 798, 846, 893, 987, 1197, 1506, 1757, 1786, 1974, 2259, 2394, 2679, 2961, 3514, 4518, 4769, 5271, 5358, 5922, 6251, 8037, 9538, 10542, 11797, 12502, 14307, 15813, 16074, 18753, 23594, 28614, 31626, 33383, 35391, 37506, 42921, 56259, 66766, 70782, 82579, 85842, 100149, 106173, 112518, 165158, 200298, 212346, 224143, 247737, 300447, 448286, 495474, 600894, 672429, 743211, 1344858, 1486422, 1569001, 2017287, 3138002, 4034574, 4707003, 9414006, 14121009, 28242018]

約数ペア:

[(1, 28242018), (2, 14121009), (3, 9414006), (6, 4707003), (7, 4034574), (9, 3138002), (14, 2017287), (18, 1569001), (19, 1486422), (21, 1344858), (38, 743211), (42, 672429), (47, 600894), (57, 495474), (63, 448286), (94, 300447), (114, 247737), (126, 224143), (133, 212346), (141, 200298), (171, 165158), (251, 112518), (266, 106173), (282, 100149), (329, 85842), (342, 82579), (399, 70782), (423, 66766), (502, 56259), (658, 42921), (753, 37506), (798, 35391), (846, 33383), (893, 31626), (987, 28614), (1197, 23594), (1506, 18753), (1757, 16074), (1786, 15813), (1974, 14307), (2259, 12502), (2394, 11797), (2679, 10542), (2961, 9538), (3514, 8037), (4518, 6251), (4769, 5922), (5271, 5358)]