128520003

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1\times {\mathrm{1381}}^1$

素因数の和:1914

約数の個数: 16

約数和(自身を含む): 174419456

約数和(自身を除く): 45899453

約数列:

[1, 3, 67, 201, 463, 1381, 1389, 4143, 31021, 92527, 93063, 277581, 639403, 1918209, 42840001, 128520003]

約数ペア:

[(1, 128520003), (3, 42840001), (67, 1918209), (201, 639403), (463, 277581), (1381, 93063), (1389, 92527), (4143, 31021)]