28395708

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 77414400

約数和(自身を除く): 49018692

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 47, 66, 69, 92, 94, 132, 138, 141, 188, 199, 253, 276, 282, 398, 506, 517, 564, 597, 759, 796, 1012, 1034, 1081, 1194, 1518, 1551, 2068, 2162, 2189, 2388, 3036, 3102, 3243, 4324, 4378, 4577, 6204, 6486, 6567, 8756, 9154, 9353, 11891, 12972, 13134, 13731, 18308, 18706, 23782, 26268, 27462, 28059, 35673, 37412, 47564, 50347, 54924, 56118, 71346, 100694, 102883, 112236, 142692, 151041, 201388, 205766, 215119, 302082, 308649, 411532, 430238, 604164, 617298, 645357, 860476, 1234596, 1290714, 2366309, 2581428, 4732618, 7098927, 9465236, 14197854, 28395708]

約数ペア:

[(1, 28395708), (2, 14197854), (3, 9465236), (4, 7098927), (6, 4732618), (11, 2581428), (12, 2366309), (22, 1290714), (23, 1234596), (33, 860476), (44, 645357), (46, 617298), (47, 604164), (66, 430238), (69, 411532), (92, 308649), (94, 302082), (132, 215119), (138, 205766), (141, 201388), (188, 151041), (199, 142692), (253, 112236), (276, 102883), (282, 100694), (398, 71346), (506, 56118), (517, 54924), (564, 50347), (597, 47564), (759, 37412), (796, 35673), (1012, 28059), (1034, 27462), (1081, 26268), (1194, 23782), (1518, 18706), (1551, 18308), (2068, 13731), (2162, 13134), (2189, 12972), (2388, 11891), (3036, 9353), (3102, 9154), (3243, 8756), (4324, 6567), (4378, 6486), (4577, 6204)]