247876991999

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1\times {\mathrm{317}}^1\times {\mathrm{463}}^1$

素因数の和:1144

約数の個数: 64

約数和(自身を含む): 312404176896

約数和(自身を除く): 64527184897

約数列:

[1, 7, 13, 67, 91, 277, 317, 463, 469, 871, 1939, 2219, 3241, 3601, 4121, 6019, 6097, 18559, 21239, 25207, 28847, 31021, 42133, 87809, 128251, 129913, 146771, 148673, 217147, 241267, 276107, 403273, 614663, 897757, 1027397, 1141517, 1667263, 1688869, 1908023, 1932749, 2822911, 5883203, 7990619, 8592817, 9833657, 11670841, 13356161, 40655567, 41182421, 60149719, 68835599, 76481639, 111706621, 127837541, 284588969, 528522371, 535371473, 781946347, 894862787, 2723922989, 3699656597, 19067460923, 35410998857, 247876991999]

約数ペア:

[(1, 247876991999), (7, 35410998857), (13, 19067460923), (67, 3699656597), (91, 2723922989), (277, 894862787), (317, 781946347), (463, 535371473), (469, 528522371), (871, 284588969), (1939, 127837541), (2219, 111706621), (3241, 76481639), (3601, 68835599), (4121, 60149719), (6019, 41182421), (6097, 40655567), (18559, 13356161), (21239, 11670841), (25207, 9833657), (28847, 8592817), (31021, 7990619), (42133, 5883203), (87809, 2822911), (128251, 1932749), (129913, 1908023), (146771, 1688869), (148673, 1667263), (217147, 1141517), (241267, 1027397), (276107, 897757), (403273, 614663)]