17955387

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{683}}^1$

素因数の和:839

約数の個数: 24

約数和(自身を含む): 27316224

約数和(自身を除く): 9360837

約数列:

[1, 3, 9, 23, 69, 127, 207, 381, 683, 1143, 2049, 2921, 6147, 8763, 15709, 26289, 47127, 86741, 141381, 260223, 780669, 1995043, 5985129, 17955387]

約数ペア:

[(1, 17955387), (3, 5985129), (9, 1995043), (23, 780669), (69, 260223), (127, 141381), (207, 86741), (381, 47127), (683, 26289), (1143, 15709), (2049, 8763), (2921, 6147)]