27720417

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2347}}^1$

素因数の和:2508

約数の個数: 16

約数和(自身を含む): 38469632

約数和(自身を除く): 10749215

約数列:

[1, 3, 31, 93, 127, 381, 2347, 3937, 7041, 11811, 72757, 218271, 298069, 894207, 9240139, 27720417]

約数ペア:

[(1, 27720417), (3, 9240139), (31, 894207), (93, 298069), (127, 218271), (381, 72757), (2347, 11811), (3937, 7041)]