198226647

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{2269}}^1$

素因数の和:2863

約数の個数: 24

約数和(自身を含む): 303834960

約数和(自身を除く): 105608313

約数列:

[1, 3, 9, 17, 51, 153, 571, 1713, 2269, 5139, 6807, 9707, 20421, 29121, 38573, 87363, 115719, 347157, 1295599, 3886797, 11660391, 22025183, 66075549, 198226647]

約数ペア:

[(1, 198226647), (3, 66075549), (9, 22025183), (17, 11660391), (51, 3886797), (153, 1295599), (571, 347157), (1713, 115719), (2269, 87363), (5139, 38573), (6807, 29121), (9707, 20421)]