128540206

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71971}}^1$

素因数の和:72039

約数の個数: 16

約数和(自身を含む): 207279360

約数和(自身を除く): 78739154

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 71971, 143942, 1367449, 2734898, 3382637, 6765274, 64270103, 128540206]

約数ペア:

[(1, 128540206), (2, 64270103), (19, 6765274), (38, 3382637), (47, 2734898), (94, 1367449), (893, 143942), (1786, 71971)]