87543639

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{45667}}^1$

素因数の和:45747

約数の個数: 16

約数和(自身を含む): 131523840

約数和(自身を除く): 43980201

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 45667, 137001, 411003, 1233009, 3242357, 9727071, 29181213, 87543639]

約数ペア:

[(1, 87543639), (3, 29181213), (9, 9727071), (27, 3242357), (71, 1233009), (213, 411003), (639, 137001), (1917, 45667)]