81763557

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{937}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 121564800

約数和(自身を除く): 39801243

約数列:

[1, 3, 17, 29, 51, 59, 87, 177, 493, 937, 1003, 1479, 1711, 2811, 3009, 5133, 15929, 27173, 29087, 47787, 55283, 81519, 87261, 165849, 461941, 939811, 1385823, 1603207, 2819433, 4809621, 27254519, 81763557]

約数ペア:

[(1, 81763557), (3, 27254519), (17, 4809621), (29, 2819433), (51, 1603207), (59, 1385823), (87, 939811), (177, 461941), (493, 165849), (937, 87261), (1003, 81519), (1479, 55283), (1711, 47787), (2811, 29087), (3009, 27173), (5133, 15929)]