9947996877

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1917871}}^1$

素因数の和:1917913

約数の個数: 32

約数和(自身を含む): 17184133120

約数和(自身を除く): 7236136243

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 1917871, 5753613, 13425097, 24932323, 36439549, 40275291, 74796969, 109318647, 174526261, 255076843, 473714137, 523578783, 765230529, 1421142411, 3315998959, 9947996877]

約数ペア:

[(1, 9947996877), (3, 3315998959), (7, 1421142411), (13, 765230529), (19, 523578783), (21, 473714137), (39, 255076843), (57, 174526261), (91, 109318647), (133, 74796969), (247, 40275291), (273, 36439549), (399, 24932323), (741, 13425097), (1729, 5753613), (5187, 1917871)]