138883294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{31723}}^1$

素因数の和:31935

約数の個数: 16

約数和(自身を含む): 228412800

約数和(自身を除く): 89529506

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 31723, 63446, 348953, 697906, 6312877, 12625754, 69441647, 138883294]

約数ペア:

[(1, 138883294), (2, 69441647), (11, 12625754), (22, 6312877), (199, 697906), (398, 348953), (2189, 63446), (4378, 31723)]