40364163

素因数分解:

$3^4\times 7^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:553

約数の個数: 40

約数和(自身を含む): 69428832

約数和(自身を除く): 29064669

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 257, 277, 567, 771, 831, 1799, 1939, 2313, 2493, 5397, 5817, 6939, 7479, 16191, 17451, 20817, 22437, 48573, 52353, 71189, 145719, 157059, 213567, 498323, 640701, 1494969, 1922103, 4484907, 5766309, 13454721, 40364163]

約数ペア:

[(1, 40364163), (3, 13454721), (7, 5766309), (9, 4484907), (21, 1922103), (27, 1494969), (63, 640701), (81, 498323), (189, 213567), (257, 157059), (277, 145719), (567, 71189), (771, 52353), (831, 48573), (1799, 22437), (1939, 20817), (2313, 17451), (2493, 16191), (5397, 7479), (5817, 6939)]