27718857

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{10657}}^1$

素因数の和:10697

約数の個数: 18

約数和(自身を含む): 42536078

約数和(自身を除く): 14817221

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 10657, 31971, 95913, 181169, 543507, 1630521, 3079873, 9239619, 27718857]

約数ペア:

[(1, 27718857), (3, 9239619), (9, 3079873), (17, 1630521), (51, 543507), (153, 181169), (289, 95913), (867, 31971), (2601, 10657)]