42991305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{409441}}^1$

素因数の和:409456

約数の個数: 16

約数和(自身を含む): 78612864

約数和(自身を除く): 35621559

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 409441, 1228323, 2047205, 2866087, 6141615, 8598261, 14330435, 42991305]

約数ペア:

[(1, 42991305), (3, 14330435), (5, 8598261), (7, 6141615), (15, 2866087), (21, 2047205), (35, 1228323), (105, 409441)]