1231567335

素因数分解:

$3^4\times 5^1\times {\mathrm{3040907}}^1$

素因数の和:3040924

約数の個数: 20

約数和(自身を含む): 2207699208

約数和(自身を除く): 976131873

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 3040907, 9122721, 15204535, 27368163, 45613605, 82104489, 136840815, 246313467, 410522445, 1231567335]

約数ペア:

[(1, 1231567335), (3, 410522445), (5, 246313467), (9, 136840815), (15, 82104489), (27, 45613605), (45, 27368163), (81, 15204535), (135, 9122721), (405, 3040907)]