311649423

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{142111}}^1$

素因数の和:142174

約数の個数: 16

約数和(自身を含む): 450210816

約数和(自身を除く): 138561393

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 142111, 426333, 2415887, 6110773, 7247661, 18332319, 103883141, 311649423]

約数ペア:

[(1, 311649423), (3, 103883141), (17, 18332319), (43, 7247661), (51, 6110773), (129, 2415887), (731, 426333), (2193, 142111)]