42547155

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{405211}}^1$

素因数の和:405226

約数の個数: 16

約数和(自身を含む): 77800704

約数和(自身を除く): 35253549

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 405211, 1215633, 2026055, 2836477, 6078165, 8509431, 14182385, 42547155]

約数ペア:

[(1, 42547155), (3, 14182385), (5, 8509431), (7, 6078165), (15, 2836477), (21, 2026055), (35, 1215633), (105, 405211)]