84147903

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 154725120

約数和(自身を除く): 70577217

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 73, 81, 107, 133, 171, 189, 219, 321, 399, 511, 513, 567, 657, 749, 963, 1197, 1387, 1533, 1539, 1971, 2033, 2247, 2889, 3591, 4161, 4599, 5913, 6099, 6741, 7811, 8667, 9709, 10773, 12483, 13797, 14231, 18297, 20223, 23433, 29127, 37449, 41391, 42693, 54677, 54891, 60669, 70299, 87381, 112347, 128079, 148409, 164031, 164673, 210897, 262143, 384237, 445227, 492093, 632691, 786429, 1038863, 1152711, 1335681, 1476279, 3116589, 4007043, 4428837, 9349767, 12021129, 28049301, 84147903]

約数ペア:

[(1, 84147903), (3, 28049301), (7, 12021129), (9, 9349767), (19, 4428837), (21, 4007043), (27, 3116589), (57, 1476279), (63, 1335681), (73, 1152711), (81, 1038863), (107, 786429), (133, 632691), (171, 492093), (189, 445227), (219, 384237), (321, 262143), (399, 210897), (511, 164673), (513, 164031), (567, 148409), (657, 128079), (749, 112347), (963, 87381), (1197, 70299), (1387, 60669), (1533, 54891), (1539, 54677), (1971, 42693), (2033, 41391), (2247, 37449), (2889, 29127), (3591, 23433), (4161, 20223), (4599, 18297), (5913, 14231), (6099, 13797), (6741, 12483), (7811, 10773), (8667, 9709)]