490492737

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{34913}}^1$

素因数の和:35149

約数の個数: 24

約数和(自身を含む): 813356544

約数和(自身を除く): 322863807

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 1561, 2007, 4683, 14049, 34913, 104739, 244391, 314217, 733173, 2199519, 7785599, 23356797, 54499193, 70070391, 163497579, 490492737]

約数ペア:

[(1, 490492737), (3, 163497579), (7, 70070391), (9, 54499193), (21, 23356797), (63, 7785599), (223, 2199519), (669, 733173), (1561, 314217), (2007, 244391), (4683, 104739), (14049, 34913)]