28936950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 86851584

約数和(自身を除く): 57914634

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 31, 35, 42, 49, 50, 62, 70, 75, 93, 98, 105, 127, 147, 150, 155, 175, 186, 210, 217, 245, 254, 294, 310, 350, 381, 434, 465, 490, 525, 635, 651, 735, 762, 775, 889, 930, 1050, 1085, 1225, 1270, 1302, 1470, 1519, 1550, 1778, 1905, 2170, 2325, 2450, 2667, 3038, 3175, 3255, 3675, 3810, 3937, 4445, 4557, 4650, 5334, 5425, 6223, 6350, 6510, 7350, 7595, 7874, 8890, 9114, 9525, 10850, 11811, 12446, 13335, 15190, 16275, 18669, 19050, 19685, 22225, 22785, 23622, 26670, 27559, 31115, 32550, 37338, 37975, 39370, 44450, 45570, 55118, 59055, 62230, 66675, 75950, 82677, 93345, 98425, 113925, 118110, 133350, 137795, 155575, 165354, 186690, 192913, 196850, 227850, 275590, 295275, 311150, 385826, 413385, 466725, 578739, 590550, 688975, 826770, 933450, 964565, 1157478, 1377950, 1929130, 2066925, 2893695, 4133850, 4822825, 5787390, 9645650, 14468475, 28936950]

約数ペア:

[(1, 28936950), (2, 14468475), (3, 9645650), (5, 5787390), (6, 4822825), (7, 4133850), (10, 2893695), (14, 2066925), (15, 1929130), (21, 1377950), (25, 1157478), (30, 964565), (31, 933450), (35, 826770), (42, 688975), (49, 590550), (50, 578739), (62, 466725), (70, 413385), (75, 385826), (93, 311150), (98, 295275), (105, 275590), (127, 227850), (147, 196850), (150, 192913), (155, 186690), (175, 165354), (186, 155575), (210, 137795), (217, 133350), (245, 118110), (254, 113925), (294, 98425), (310, 93345), (350, 82677), (381, 75950), (434, 66675), (465, 62230), (490, 59055), (525, 55118), (635, 45570), (651, 44450), (735, 39370), (762, 37975), (775, 37338), (889, 32550), (930, 31115), (1050, 27559), (1085, 26670), (1225, 23622), (1270, 22785), (1302, 22225), (1470, 19685), (1519, 19050), (1550, 18669), (1778, 16275), (1905, 15190), (2170, 13335), (2325, 12446), (2450, 11811), (2667, 10850), (3038, 9525), (3175, 9114), (3255, 8890), (3675, 7874), (3810, 7595), (3937, 7350), (4445, 6510), (4557, 6350), (4650, 6223), (5334, 5425)]