66619774

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{54517}}^1$

素因数の和:54579

約数の個数: 16

約数和(自身を含む): 109908288

約数和(自身を除く): 43288514

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 54517, 109034, 708721, 1417442, 2562299, 5124598, 33309887, 66619774]

約数ペア:

[(1, 66619774), (2, 33309887), (13, 5124598), (26, 2562299), (47, 1417442), (94, 708721), (611, 109034), (1222, 54517)]