16483887

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 29352960

約数和(自身を除く): 12869073

約数列:

[1, 3, 7, 9, 19, 21, 47, 57, 63, 133, 141, 171, 293, 329, 399, 423, 879, 893, 987, 1197, 2051, 2637, 2679, 2961, 5567, 6153, 6251, 8037, 13771, 16701, 18459, 18753, 38969, 41313, 50103, 56259, 96397, 116907, 123939, 261649, 289191, 350721, 784947, 867573, 1831543, 2354841, 5494629, 16483887]

約数ペア:

[(1, 16483887), (3, 5494629), (7, 2354841), (9, 1831543), (19, 867573), (21, 784947), (47, 350721), (57, 289191), (63, 261649), (133, 123939), (141, 116907), (171, 96397), (293, 56259), (329, 50103), (399, 41313), (423, 38969), (879, 18753), (893, 18459), (987, 16701), (1197, 13771), (2051, 8037), (2637, 6251), (2679, 6153), (2961, 5567)]