7810047

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 48

約数和(自身を含む): 13981440

約数和(自身を除く): 6171393

約数列:

[1, 3, 7, 9, 21, 27, 31, 43, 63, 93, 129, 189, 217, 279, 301, 387, 651, 837, 903, 961, 1161, 1333, 1953, 2709, 2883, 3999, 5859, 6727, 8127, 8649, 9331, 11997, 20181, 25947, 27993, 35991, 41323, 60543, 83979, 123969, 181629, 251937, 289261, 371907, 867783, 1115721, 2603349, 7810047]

約数ペア:

[(1, 7810047), (3, 2603349), (7, 1115721), (9, 867783), (21, 371907), (27, 289261), (31, 251937), (43, 181629), (63, 123969), (93, 83979), (129, 60543), (189, 41323), (217, 35991), (279, 27993), (301, 25947), (387, 20181), (651, 11997), (837, 9331), (903, 8649), (961, 8127), (1161, 6727), (1333, 5859), (1953, 3999), (2709, 2883)]