1218991949

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{482387}}^1$

素因数の和:482432

約数の個数: 12

約数和(自身を含む): 1470318624

約数和(自身を除く): 251326675

約数列:

[1, 7, 19, 133, 361, 2527, 482387, 3376709, 9165353, 64157471, 174141707, 1218991949]

約数ペア:

[(1, 1218991949), (7, 174141707), (19, 64157471), (133, 9165353), (361, 3376709), (2527, 482387)]