42491385

素因数分解:

$3^4\times 5^1\times {\mathrm{104917}}^1$

素因数の和:104934

約数の個数: 20

約数和(自身を含む): 76170468

約数和(自身を除く): 33679083

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 104917, 314751, 524585, 944253, 1573755, 2832759, 4721265, 8498277, 14163795, 42491385]

約数ペア:

[(1, 42491385), (3, 14163795), (5, 8498277), (9, 4721265), (15, 2832759), (27, 1573755), (45, 944253), (81, 524585), (135, 314751), (405, 104917)]