85387653

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 142047360

約数和(自身を除く): 56659707

約数列:

[1, 3, 9, 13, 19, 39, 57, 71, 117, 171, 213, 247, 541, 639, 741, 923, 1349, 1623, 2223, 2769, 4047, 4869, 7033, 8307, 10279, 12141, 17537, 21099, 30837, 38411, 52611, 63297, 92511, 115233, 133627, 157833, 345699, 400881, 499343, 729809, 1202643, 1498029, 2189427, 4494087, 6568281, 9487517, 28462551, 85387653]

約数ペア:

[(1, 85387653), (3, 28462551), (9, 9487517), (13, 6568281), (19, 4494087), (39, 2189427), (57, 1498029), (71, 1202643), (117, 729809), (171, 499343), (213, 400881), (247, 345699), (541, 157833), (639, 133627), (741, 115233), (923, 92511), (1349, 63297), (1623, 52611), (2223, 38411), (2769, 30837), (4047, 21099), (4869, 17537), (7033, 12141), (8307, 10279)]