206130821

素因数分解:

${\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 232424640

約数和(自身を除く): 26293819

約数列:

[1, 13, 41, 71, 169, 419, 533, 923, 2911, 5447, 6929, 11999, 17179, 29749, 37843, 70811, 223327, 386737, 491959, 1219709, 2903251, 5027581, 15856217, 206130821]

約数ペア:

[(1, 206130821), (13, 15856217), (41, 5027581), (71, 2903251), (169, 1219709), (419, 491959), (533, 386737), (923, 223327), (2911, 70811), (5447, 37843), (6929, 29749), (11999, 17179)]