85801980105

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3997297}}^1$

素因数の和:3997367

約数の個数: 40

約数和(自身を含む): 156710070792

約数和(自身を除く): 70908090687

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 265, 405, 477, 795, 1431, 2385, 4293, 7155, 21465, 3997297, 11991891, 19986485, 35975673, 59959455, 107927019, 179878365, 211856741, 323781057, 539635095, 635570223, 1059283705, 1618905285, 1906710669, 3177851115, 5720132007, 9533553345, 17160396021, 28600660035, 85801980105]

約数ペア:

[(1, 85801980105), (3, 28600660035), (5, 17160396021), (9, 9533553345), (15, 5720132007), (27, 3177851115), (45, 1906710669), (53, 1618905285), (81, 1059283705), (135, 635570223), (159, 539635095), (265, 323781057), (405, 211856741), (477, 179878365), (795, 107927019), (1431, 59959455), (2385, 35975673), (4293, 19986485), (7155, 11991891), (21465, 3997297)]