28175342

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2689}}^1$

素因数の和:2748

約数の個数: 24

約数和(自身を含む): 47257920

約数和(自身を除く): 19082578

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 2689, 5239, 5378, 10478, 34957, 69914, 83359, 166718, 454441, 908882, 1083667, 2167334, 14087671, 28175342]

約数ペア:

[(1, 28175342), (2, 14087671), (13, 2167334), (26, 1083667), (31, 908882), (62, 454441), (169, 166718), (338, 83359), (403, 69914), (806, 34957), (2689, 10478), (5239, 5378)]