39863163

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 57507840

約数和(自身を除く): 17644677

約数列:

[1, 3, 23, 69, 71, 79, 103, 213, 237, 309, 1633, 1817, 2369, 4899, 5451, 5609, 7107, 7313, 8137, 16827, 21939, 24411, 129007, 168199, 187151, 387021, 504597, 561453, 577727, 1733181, 13287721, 39863163]

約数ペア:

[(1, 39863163), (3, 13287721), (23, 1733181), (69, 577727), (71, 561453), (79, 504597), (103, 387021), (213, 187151), (237, 168199), (309, 129007), (1633, 24411), (1817, 21939), (2369, 16827), (4899, 8137), (5451, 7313), (5609, 7107)]