12500782

素因数分解:

$2^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{641}}^1$

素因数の和:856

約数の個数: 24

約数和(自身を含む): 21956400

約数和(自身を除く): 9455618

約数列:

[1, 2, 7, 14, 49, 98, 199, 398, 641, 1282, 1393, 2786, 4487, 8974, 9751, 19502, 31409, 62818, 127559, 255118, 892913, 1785826, 6250391, 12500782]

約数ペア:

[(1, 12500782), (2, 6250391), (7, 1785826), (14, 892913), (49, 255118), (98, 127559), (199, 62818), (398, 31409), (641, 19502), (1282, 9751), (1393, 8974), (2786, 4487)]