15664541893

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 128

約数和(自身を含む): 22811443200

約数和(自身を除く): 7146901307

約数列:

[1, 7, 11, 13, 29, 31, 77, 91, 103, 143, 169, 203, 217, 319, 341, 377, 403, 721, 899, 1001, 1133, 1183, 1339, 1859, 2197, 2233, 2387, 2639, 2821, 2987, 3193, 4147, 4433, 4901, 5239, 6293, 7931, 9373, 9889, 11687, 13013, 14729, 15379, 17407, 20909, 22351, 24167, 29029, 31031, 32857, 34307, 35123, 36673, 38831, 41509, 53911, 57629, 63713, 68107, 69223, 81809, 92597, 103103, 121849, 128557, 151931, 169169, 191477, 226291, 229999, 245861, 271817, 290563, 377377, 403403, 427141, 445991, 456599, 476749, 504803, 539617, 648179, 700843, 749177, 899899, 1018567, 1063517, 1203761, 1340339, 1584037, 1671241, 1975103, 2489201, 2989987, 3196193, 3533621, 3777319, 4905901, 5244239, 5552833, 5935787, 6562439, 7015021, 7129969, 8426327, 11698687, 13241371, 13825721, 15648893, 17424407, 21726133, 38869831, 41550509, 45937073, 49105147, 72186829, 77165231, 92689597, 109542251, 152082931, 172137823, 203435609, 505307803, 540156617, 1204964761, 1424049263, 2237791699, 15664541893]

約数ペア:

[(1, 15664541893), (7, 2237791699), (11, 1424049263), (13, 1204964761), (29, 540156617), (31, 505307803), (77, 203435609), (91, 172137823), (103, 152082931), (143, 109542251), (169, 92689597), (203, 77165231), (217, 72186829), (319, 49105147), (341, 45937073), (377, 41550509), (403, 38869831), (721, 21726133), (899, 17424407), (1001, 15648893), (1133, 13825721), (1183, 13241371), (1339, 11698687), (1859, 8426327), (2197, 7129969), (2233, 7015021), (2387, 6562439), (2639, 5935787), (2821, 5552833), (2987, 5244239), (3193, 4905901), (4147, 3777319), (4433, 3533621), (4901, 3196193), (5239, 2989987), (6293, 2489201), (7931, 1975103), (9373, 1671241), (9889, 1584037), (11687, 1340339), (13013, 1203761), (14729, 1063517), (15379, 1018567), (17407, 899899), (20909, 749177), (22351, 700843), (24167, 648179), (29029, 539617), (31031, 504803), (32857, 476749), (34307, 456599), (35123, 445991), (36673, 427141), (38831, 403403), (41509, 377377), (53911, 290563), (57629, 271817), (63713, 245861), (68107, 229999), (69223, 226291), (81809, 191477), (92597, 169169), (103103, 151931), (121849, 128557)]