39867639

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 62415360

約数和(自身を除く): 22547721

約数列:

[1, 3, 7, 21, 83, 89, 249, 257, 267, 581, 623, 771, 1743, 1799, 1869, 5397, 7387, 21331, 22161, 22873, 51709, 63993, 68619, 149317, 155127, 160111, 447951, 480333, 1898459, 5695377, 13289213, 39867639]

約数ペア:

[(1, 39867639), (3, 13289213), (7, 5695377), (21, 1898459), (83, 480333), (89, 447951), (249, 160111), (257, 155127), (267, 149317), (581, 68619), (623, 63993), (771, 51709), (1743, 22873), (1799, 22161), (1869, 21331), (5397, 7387)]