28744734438

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{7411}}^1$

素因数の和:7791

約数の個数: 128

約数和(自身を含む): 75595284480

約数和(自身を除く): 46850550042

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 93, 126, 186, 189, 217, 279, 331, 378, 434, 558, 651, 662, 837, 993, 1302, 1674, 1953, 1986, 2317, 2979, 3906, 4634, 5859, 5958, 6951, 7411, 8937, 10261, 11718, 13902, 14822, 17874, 20522, 20853, 22233, 30783, 41706, 44466, 51877, 61566, 62559, 66699, 71827, 92349, 103754, 125118, 133398, 143654, 155631, 184698, 200097, 215481, 229741, 277047, 311262, 400194, 430962, 459482, 466893, 554094, 646443, 689223, 933786, 1292886, 1378446, 1400679, 1608187, 1939329, 2067669, 2453041, 2801358, 3216374, 3878658, 4135338, 4824561, 4906082, 6203007, 7359123, 9649122, 12406014, 14473683, 14718246, 17171287, 22077369, 28947366, 34342574, 43421049, 44154738, 51513861, 66232107, 76044271, 86842098, 103027722, 132464214, 152088542, 154541583, 228132813, 309083166, 456265626, 463624749, 532309897, 684398439, 927249498, 1064619794, 1368796878, 1596929691, 2053195317, 3193859382, 4106390634, 4790789073, 9581578146, 14372367219, 28744734438]

約数ペア:

[(1, 28744734438), (2, 14372367219), (3, 9581578146), (6, 4790789073), (7, 4106390634), (9, 3193859382), (14, 2053195317), (18, 1596929691), (21, 1368796878), (27, 1064619794), (31, 927249498), (42, 684398439), (54, 532309897), (62, 463624749), (63, 456265626), (93, 309083166), (126, 228132813), (186, 154541583), (189, 152088542), (217, 132464214), (279, 103027722), (331, 86842098), (378, 76044271), (434, 66232107), (558, 51513861), (651, 44154738), (662, 43421049), (837, 34342574), (993, 28947366), (1302, 22077369), (1674, 17171287), (1953, 14718246), (1986, 14473683), (2317, 12406014), (2979, 9649122), (3906, 7359123), (4634, 6203007), (5859, 4906082), (5958, 4824561), (6951, 4135338), (7411, 3878658), (8937, 3216374), (10261, 2801358), (11718, 2453041), (13902, 2067669), (14822, 1939329), (17874, 1608187), (20522, 1400679), (20853, 1378446), (22233, 1292886), (30783, 933786), (41706, 689223), (44466, 646443), (51877, 554094), (61566, 466893), (62559, 459482), (66699, 430962), (71827, 400194), (92349, 311262), (103754, 277047), (125118, 229741), (133398, 215481), (143654, 200097), (155631, 184698)]