87289748

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239807}}^1$

素因数の和:239831

約数の個数: 24

約数和(自身を含む): 188009472

約数和(自身を除く): 100719724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 239807, 479614, 959228, 1678649, 3117491, 3357298, 6234982, 6714596, 12469964, 21822437, 43644874, 87289748]

約数ペア:

[(1, 87289748), (2, 43644874), (4, 21822437), (7, 12469964), (13, 6714596), (14, 6234982), (26, 3357298), (28, 3117491), (52, 1678649), (91, 959228), (182, 479614), (364, 239807)]