321036794

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{17921}}^1$

素因数の和:18002

約数の個数: 24

約数和(自身を含む): 531315612

約数和(自身を除く): 210278818

約数列:

[1, 2, 13, 26, 53, 106, 169, 338, 689, 1378, 8957, 17914, 17921, 35842, 232973, 465946, 949813, 1899626, 3028649, 6057298, 12347569, 24695138, 160518397, 321036794]

約数ペア:

[(1, 321036794), (2, 160518397), (13, 24695138), (26, 12347569), (53, 6057298), (106, 3028649), (169, 1899626), (338, 949813), (689, 465946), (1378, 232973), (8957, 35842), (17914, 17921)]