772335

素因数分解:

$3^4\times 5^1\times {\mathrm{1907}}^1$

素因数の和:1924

約数の個数: 20

約数和(自身を含む): 1385208

約数和(自身を除く): 612873

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1907, 5721, 9535, 17163, 28605, 51489, 85815, 154467, 257445, 772335]

約数ペア:

[(1, 772335), (3, 257445), (5, 154467), (9, 85815), (15, 51489), (27, 28605), (45, 17163), (81, 9535), (135, 5721), (405, 1907)]