12989241

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{9433}}^1$

素因数の和:9462

約数の個数: 20

約数和(自身を含む): 20547252

約数和(自身を除く): 7558011

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 9433, 28299, 84897, 160361, 254691, 481083, 764073, 1443249, 4329747, 12989241]

約数ペア:

[(1, 12989241), (3, 4329747), (9, 1443249), (17, 764073), (27, 481083), (51, 254691), (81, 160361), (153, 84897), (459, 28299), (1377, 9433)]