81311222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{859}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 133747200

約数和(自身を除く): 52435978

約数列:

[1, 2, 19, 38, 47, 53, 94, 106, 859, 893, 1007, 1718, 1786, 2014, 2491, 4982, 16321, 32642, 40373, 45527, 47329, 80746, 91054, 94658, 767087, 865013, 1534174, 1730026, 2139769, 4279538, 40655611, 81311222]

約数ペア:

[(1, 81311222), (2, 40655611), (19, 4279538), (38, 2139769), (47, 1730026), (53, 1534174), (94, 865013), (106, 767087), (859, 94658), (893, 91054), (1007, 80746), (1718, 47329), (1786, 45527), (2014, 40373), (2491, 32642), (4982, 16321)]