56556747

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21017}}^1$

素因数の和:21059

約数の個数: 24

約数和(自身を含む): 91806624

約数和(自身を除く): 35249877

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 21017, 63051, 189153, 273221, 483391, 819663, 1450173, 2458989, 4350519, 6284083, 18852249, 56556747]

約数ペア:

[(1, 56556747), (3, 18852249), (9, 6284083), (13, 4350519), (23, 2458989), (39, 1450173), (69, 819663), (117, 483391), (207, 273221), (299, 189153), (897, 63051), (2691, 21017)]