209965279678

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{409}}^1\times {\mathrm{563}}^1$

素因数の和:1214

約数の個数: 128

約数和(自身を含む): 409172705280

約数和(自身を除く): 199207425602

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 191, 217, 341, 382, 409, 434, 563, 682, 818, 1126, 1337, 2101, 2387, 2674, 2863, 3941, 4202, 4499, 4774, 5726, 5921, 6193, 7882, 8998, 11842, 12386, 12679, 14707, 17453, 25358, 29414, 31493, 34906, 41447, 43351, 62986, 65131, 78119, 82894, 86702, 88753, 107533, 122171, 130262, 139469, 156238, 177506, 191983, 215066, 230267, 244342, 278938, 383966, 455917, 460534, 546833, 752731, 859309, 911834, 976283, 1093666, 1182863, 1343881, 1505462, 1611869, 1718618, 1952566, 2365726, 2421689, 2532937, 2687762, 3223738, 3333523, 4843378, 5065874, 6015163, 6667046, 7138277, 8280041, 12030326, 14276554, 16560082, 16951823, 17730559, 23334661, 26638579, 33903646, 35461118, 36668753, 43980997, 46669322, 49967939, 53277158, 73337506, 78521047, 87961994, 99935878, 157042094, 186470053, 256681271, 307866979, 372940106, 483790967, 513362542, 549647329, 615733958, 967581934, 1099294658, 1363410907, 2726821814, 3386536769, 6773073538, 9543876349, 14997519977, 19087752698, 29995039954, 104982639839, 209965279678]

約数ペア:

[(1, 209965279678), (2, 104982639839), (7, 29995039954), (11, 19087752698), (14, 14997519977), (22, 9543876349), (31, 6773073538), (62, 3386536769), (77, 2726821814), (154, 1363410907), (191, 1099294658), (217, 967581934), (341, 615733958), (382, 549647329), (409, 513362542), (434, 483790967), (563, 372940106), (682, 307866979), (818, 256681271), (1126, 186470053), (1337, 157042094), (2101, 99935878), (2387, 87961994), (2674, 78521047), (2863, 73337506), (3941, 53277158), (4202, 49967939), (4499, 46669322), (4774, 43980997), (5726, 36668753), (5921, 35461118), (6193, 33903646), (7882, 26638579), (8998, 23334661), (11842, 17730559), (12386, 16951823), (12679, 16560082), (14707, 14276554), (17453, 12030326), (25358, 8280041), (29414, 7138277), (31493, 6667046), (34906, 6015163), (41447, 5065874), (43351, 4843378), (62986, 3333523), (65131, 3223738), (78119, 2687762), (82894, 2532937), (86702, 2421689), (88753, 2365726), (107533, 1952566), (122171, 1718618), (130262, 1611869), (139469, 1505462), (156238, 1343881), (177506, 1182863), (191983, 1093666), (215066, 976283), (230267, 911834), (244342, 859309), (278938, 752731), (383966, 546833), (455917, 460534)]