12889035

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6661}}^1$

素因数の和:6715

約数の個数: 24

約数和(自身を含む): 22863984

約数和(自身を除く): 9974949

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 6661, 19983, 33305, 59949, 99915, 286423, 299745, 859269, 1432115, 2577807, 4296345, 12889035]

約数ペア:

[(1, 12889035), (3, 4296345), (5, 2577807), (9, 1432115), (15, 859269), (43, 299745), (45, 286423), (129, 99915), (215, 59949), (387, 33305), (645, 19983), (1935, 6661)]