2643399387

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{17137}}^1$

素因数の和:17372

約数の個数: 32

約数和(自身を含む): 4071988800

約数和(自身を除く): 1428589413

約数列:

[1, 3, 9, 27, 29, 87, 197, 261, 591, 783, 1773, 5319, 5713, 17137, 17139, 51411, 51417, 154233, 154251, 462699, 496973, 1490919, 3375989, 4472757, 10127967, 13418271, 30383901, 91151703, 97903681, 293711043, 881133129, 2643399387]

約数ペア:

[(1, 2643399387), (3, 881133129), (9, 293711043), (27, 97903681), (29, 91151703), (87, 30383901), (197, 13418271), (261, 10127967), (591, 4472757), (783, 3375989), (1773, 1490919), (5319, 496973), (5713, 462699), (17137, 154251), (17139, 154233), (51411, 51417)]