137440289

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{2917}}^1$

素因数の和:3104

約数の個数: 16

約数和(自身を含む): 161353728

約数和(自身を除く): 23913439

約数列:

[1, 7, 53, 127, 371, 889, 2917, 6731, 20419, 47117, 154601, 370459, 1082207, 2593213, 19634327, 137440289]

約数ペア:

[(1, 137440289), (7, 19634327), (53, 2593213), (127, 1082207), (371, 370459), (889, 154601), (2917, 47117), (6731, 20419)]