258649978

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{4057}}^1$

素因数の和:4437

約数の個数: 16

約数和(自身を含む): 392684544

約数和(自身を除く): 134034566

約数列:

[1, 2, 127, 251, 254, 502, 4057, 8114, 31877, 63754, 515239, 1018307, 1030478, 2036614, 129324989, 258649978]

約数ペア:

[(1, 258649978), (2, 129324989), (127, 2036614), (251, 1030478), (254, 1018307), (502, 515239), (4057, 63754), (8114, 31877)]