13454721

素因数分解:

$3^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 22951680

約数和(自身を除く): 9496959

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 257, 277, 771, 831, 1799, 1939, 2313, 2493, 5397, 5817, 6939, 7479, 16191, 17451, 48573, 52353, 71189, 213567, 498323, 640701, 1494969, 1922103, 4484907, 13454721]

約数ペア:

[(1, 13454721), (3, 4484907), (7, 1922103), (9, 1494969), (21, 640701), (27, 498323), (63, 213567), (189, 71189), (257, 52353), (277, 48573), (771, 17451), (831, 16191), (1799, 7479), (1939, 6939), (2313, 5817), (2493, 5397)]