28254408

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{761}}^1$

素因数の和:807

約数の個数: 128

約数和(自身を含む): 92171520

約数和(自身を除く): 63917112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 17, 21, 24, 26, 28, 34, 39, 42, 51, 52, 56, 68, 78, 84, 91, 102, 104, 119, 136, 156, 168, 182, 204, 221, 238, 273, 312, 357, 364, 408, 442, 476, 546, 663, 714, 728, 761, 884, 952, 1092, 1326, 1428, 1522, 1547, 1768, 2184, 2283, 2652, 2856, 3044, 3094, 4566, 4641, 5304, 5327, 6088, 6188, 9132, 9282, 9893, 10654, 12376, 12937, 15981, 18264, 18564, 19786, 21308, 25874, 29679, 31962, 37128, 38811, 39572, 42616, 51748, 59358, 63924, 69251, 77622, 79144, 90559, 103496, 118716, 127848, 138502, 155244, 168181, 181118, 207753, 237432, 271677, 277004, 310488, 336362, 362236, 415506, 504543, 543354, 554008, 672724, 724472, 831012, 1009086, 1086708, 1177267, 1345448, 1662024, 2018172, 2173416, 2354534, 3531801, 4036344, 4709068, 7063602, 9418136, 14127204, 28254408]

約数ペア:

[(1, 28254408), (2, 14127204), (3, 9418136), (4, 7063602), (6, 4709068), (7, 4036344), (8, 3531801), (12, 2354534), (13, 2173416), (14, 2018172), (17, 1662024), (21, 1345448), (24, 1177267), (26, 1086708), (28, 1009086), (34, 831012), (39, 724472), (42, 672724), (51, 554008), (52, 543354), (56, 504543), (68, 415506), (78, 362236), (84, 336362), (91, 310488), (102, 277004), (104, 271677), (119, 237432), (136, 207753), (156, 181118), (168, 168181), (182, 155244), (204, 138502), (221, 127848), (238, 118716), (273, 103496), (312, 90559), (357, 79144), (364, 77622), (408, 69251), (442, 63924), (476, 59358), (546, 51748), (663, 42616), (714, 39572), (728, 38811), (761, 37128), (884, 31962), (952, 29679), (1092, 25874), (1326, 21308), (1428, 19786), (1522, 18564), (1547, 18264), (1768, 15981), (2184, 12937), (2283, 12376), (2652, 10654), (2856, 9893), (3044, 9282), (3094, 9132), (4566, 6188), (4641, 6088), (5304, 5327)]