289744587

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 485222400

約数和(自身を除く): 195477813

約数列:

[1, 3, 9, 11, 27, 33, 53, 79, 99, 159, 233, 237, 297, 477, 583, 699, 711, 869, 1431, 1749, 2097, 2133, 2563, 2607, 4187, 5247, 6291, 7689, 7821, 12349, 12561, 15741, 18407, 23067, 23463, 37047, 37683, 46057, 55221, 69201, 111141, 113049, 135839, 138171, 165663, 202477, 333423, 407517, 414513, 496989, 607431, 975571, 1222551, 1243539, 1822293, 2926713, 3667653, 5466879, 8780139, 10731281, 26340417, 32193843, 96581529, 289744587]

約数ペア:

[(1, 289744587), (3, 96581529), (9, 32193843), (11, 26340417), (27, 10731281), (33, 8780139), (53, 5466879), (79, 3667653), (99, 2926713), (159, 1822293), (233, 1243539), (237, 1222551), (297, 975571), (477, 607431), (583, 496989), (699, 414513), (711, 407517), (869, 333423), (1431, 202477), (1749, 165663), (2097, 138171), (2133, 135839), (2563, 113049), (2607, 111141), (4187, 69201), (5247, 55221), (6291, 46057), (7689, 37683), (7821, 37047), (12349, 23463), (12561, 23067), (15741, 18407)]