27391131

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{10531}}^1$

素因数の和:10571

約数の個数: 18

約数和(自身を含む): 42033212

約数和(自身を除く): 14642081

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 10531, 31593, 94779, 179027, 537081, 1611243, 3043459, 9130377, 27391131]

約数ペア:

[(1, 27391131), (3, 9130377), (9, 3043459), (17, 1611243), (51, 537081), (153, 179027), (289, 94779), (867, 31593), (2601, 10531)]