28244259

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{10859}}^1$

素因数の和:10899

約数の個数: 18

約数和(自身を含む): 43342260

約数和(自身を除く): 15098001

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 10859, 32577, 97731, 184603, 553809, 1661427, 3138251, 9414753, 28244259]

約数ペア:

[(1, 28244259), (3, 9414753), (9, 3138251), (17, 1661427), (51, 553809), (153, 184603), (289, 97731), (867, 32577), (2601, 10859)]