28270440016

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19416511}}^1$

素因数の和:19416539

約数の個数: 40

約数和(自身を含む): 67414129664

約数和(自身を除く): 39143689648

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 19416511, 38833022, 77666044, 135915577, 155332088, 252414643, 271831154, 310664176, 504829286, 543662308, 1009658572, 1087324616, 1766902501, 2019317144, 2174649232, 3533805002, 4038634288, 7067610004, 14135220008, 28270440016]

約数ペア:

[(1, 28270440016), (2, 14135220008), (4, 7067610004), (7, 4038634288), (8, 3533805002), (13, 2174649232), (14, 2019317144), (16, 1766902501), (26, 1087324616), (28, 1009658572), (52, 543662308), (56, 504829286), (91, 310664176), (104, 271831154), (112, 252414643), (182, 155332088), (208, 135915577), (364, 77666044), (728, 38833022), (1456, 19416511)]