1285752699

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2087}}^1$

素因数の和:2245

約数の個数: 72

約数和(自身を含む): 2376511488

約数和(自身を除く): 1090758789

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 127, 147, 231, 381, 441, 539, 693, 889, 1143, 1397, 1617, 2087, 2667, 4191, 4851, 6223, 6261, 8001, 9779, 12573, 14609, 18669, 18783, 22957, 29337, 43827, 56007, 68453, 68871, 88011, 102263, 131481, 160699, 205359, 206613, 265049, 306789, 482097, 616077, 795147, 920367, 1124893, 1446291, 1855343, 2385441, 2915539, 3374679, 5566029, 8746617, 10124037, 12987401, 16698087, 20408773, 26239851, 38962203, 61226319, 116886609, 142861411, 183678957, 428584233, 1285752699]

約数ペア:

[(1, 1285752699), (3, 428584233), (7, 183678957), (9, 142861411), (11, 116886609), (21, 61226319), (33, 38962203), (49, 26239851), (63, 20408773), (77, 16698087), (99, 12987401), (127, 10124037), (147, 8746617), (231, 5566029), (381, 3374679), (441, 2915539), (539, 2385441), (693, 1855343), (889, 1446291), (1143, 1124893), (1397, 920367), (1617, 795147), (2087, 616077), (2667, 482097), (4191, 306789), (4851, 265049), (6223, 206613), (6261, 205359), (8001, 160699), (9779, 131481), (12573, 102263), (14609, 88011), (18669, 68871), (18783, 68453), (22957, 56007), (29337, 43827)]