2487591

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 3865680

約数和(自身を除く): 1378089

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 353, 783, 1059, 2349, 3177, 7047, 9531, 10237, 28593, 30711, 85779, 92133, 276399, 829197, 2487591]

約数ペア:

[(1, 2487591), (3, 829197), (9, 276399), (27, 92133), (29, 85779), (81, 30711), (87, 28593), (243, 10237), (261, 9531), (353, 7047), (783, 3177), (1059, 2349)]