13731291

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12821}}^1$

素因数の和:12851

約数の個数: 24

約数和(自身を含む): 24002784

約数和(自身を除く): 10271493

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 12821, 38463, 89747, 115389, 217957, 269241, 653871, 807723, 1525699, 1961613, 4577097, 13731291]

約数ペア:

[(1, 13731291), (3, 4577097), (7, 1961613), (9, 1525699), (17, 807723), (21, 653871), (51, 269241), (63, 217957), (119, 115389), (153, 89747), (357, 38463), (1071, 12821)]