1247319

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:106

約数の個数: 28

約数和(自身を含む): 1967400

約数和(自身を除く): 720081

約数列:

[1, 3, 9, 27, 29, 59, 81, 87, 177, 243, 261, 531, 729, 783, 1593, 1711, 2349, 4779, 5133, 7047, 14337, 15399, 21141, 43011, 46197, 138591, 415773, 1247319]

約数ペア:

[(1, 1247319), (3, 415773), (9, 138591), (27, 46197), (29, 43011), (59, 21141), (81, 15399), (87, 14337), (177, 7047), (243, 5133), (261, 4779), (531, 2349), (729, 1711), (783, 1593)]