85172878

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{12241}}^1$

素因数の和:12328

約数の個数: 24

約数和(自身を含む): 150723504

約数和(自身を除く): 65550626

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 994, 3479, 6958, 12241, 24482, 85687, 171374, 599809, 869111, 1199618, 1738222, 6083777, 12167554, 42586439, 85172878]

約数ペア:

[(1, 85172878), (2, 42586439), (7, 12167554), (14, 6083777), (49, 1738222), (71, 1199618), (98, 869111), (142, 599809), (497, 171374), (994, 85687), (3479, 24482), (6958, 12241)]