287291213

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{12923}}^1$

素因数の和:13024

約数の個数: 16

約数和(自身を含む): 327545856

約数和(自身を除く): 40254643

約数列:

[1, 11, 43, 47, 473, 517, 2021, 12923, 22231, 142153, 555689, 607381, 6112579, 6681191, 26117383, 287291213]

約数ペア:

[(1, 287291213), (11, 26117383), (43, 6681191), (47, 6112579), (473, 607381), (517, 555689), (2021, 142153), (12923, 22231)]