28459557

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3557}}^1$

素因数の和:3697

約数の個数: 24

約数和(自身を含む): 47364096

約数和(自身を除く): 18904539

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 3557, 8001, 10671, 24899, 32013, 74697, 224091, 451739, 1355217, 3162173, 4065651, 9486519, 28459557]

約数ペア:

[(1, 28459557), (3, 9486519), (7, 4065651), (9, 3162173), (21, 1355217), (63, 451739), (127, 224091), (381, 74697), (889, 32013), (1143, 24899), (2667, 10671), (3557, 8001)]