28787404

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{311}}^1\times {\mathrm{317}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 51393888

約数和(自身を除く): 22606484

約数列:

[1, 2, 4, 73, 146, 292, 311, 317, 622, 634, 1244, 1268, 22703, 23141, 45406, 46282, 90812, 92564, 98587, 197174, 394348, 7196851, 14393702, 28787404]

約数ペア:

[(1, 28787404), (2, 14393702), (4, 7196851), (73, 394348), (146, 197174), (292, 98587), (311, 92564), (317, 90812), (622, 46282), (634, 45406), (1244, 23141), (1268, 22703)]