12489885

素因数分解:

$3^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{641}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 21732984

約数和(自身を除く): 9243099

約数列:

[1, 3, 5, 9, 15, 45, 433, 641, 1299, 1923, 2165, 3205, 3897, 5769, 6495, 9615, 19485, 28845, 277553, 832659, 1387765, 2497977, 4163295, 12489885]

約数ペア:

[(1, 12489885), (3, 4163295), (5, 2497977), (9, 1387765), (15, 832659), (45, 277553), (433, 28845), (641, 19485), (1299, 9615), (1923, 6495), (2165, 5769), (3205, 3897)]