6720885

素因数分解:

$3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{641}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 11717784

約数和(自身を除く): 4996899

約数列:

[1, 3, 5, 9, 15, 45, 233, 641, 699, 1165, 1923, 2097, 3205, 3495, 5769, 9615, 10485, 28845, 149353, 448059, 746765, 1344177, 2240295, 6720885]

約数ペア:

[(1, 6720885), (3, 2240295), (5, 1344177), (9, 746765), (15, 448059), (45, 149353), (233, 28845), (641, 10485), (699, 9615), (1165, 5769), (1923, 3495), (2097, 3205)]