57239217

素因数分解:

$3^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{643}}^1$

素因数の和:819

約数の個数: 40

約数和(自身を含む): 98495936

約数和(自身を除く): 41256719

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 157, 189, 471, 567, 643, 1099, 1413, 1929, 3297, 4239, 4501, 5787, 9891, 12717, 13503, 17361, 29673, 40509, 52083, 89019, 100951, 121527, 302853, 364581, 706657, 908559, 2119971, 2725677, 6359913, 8177031, 19079739, 57239217]

約数ペア:

[(1, 57239217), (3, 19079739), (7, 8177031), (9, 6359913), (21, 2725677), (27, 2119971), (63, 908559), (81, 706657), (157, 364581), (189, 302853), (471, 121527), (567, 100951), (643, 89019), (1099, 52083), (1413, 40509), (1929, 29673), (3297, 17361), (4239, 13503), (4501, 12717), (5787, 9891)]