210135261

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{212903}}^1$

素因数の和:212960

約数の個数: 16

約数和(自身を含む): 327020544

約数和(自身を除く): 116885283

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 212903, 638709, 1490321, 4470963, 10006441, 30019323, 70045087, 210135261]

約数ペア:

[(1, 210135261), (3, 70045087), (7, 30019323), (21, 10006441), (47, 4470963), (141, 1490321), (329, 638709), (987, 212903)]