27678645

素因数分解:

$3^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{487}}^1$

素因数の和:922

約数の個数: 32

約数和(自身を含む): 49424640

約数和(自身を除く): 21745995

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 421, 487, 1263, 1461, 2105, 2435, 3789, 4383, 6315, 7305, 11367, 13149, 18945, 21915, 56835, 65745, 205027, 615081, 1025135, 1845243, 3075405, 5535729, 9226215, 27678645]

約数ペア:

[(1, 27678645), (3, 9226215), (5, 5535729), (9, 3075405), (15, 1845243), (27, 1025135), (45, 615081), (135, 205027), (421, 65745), (487, 56835), (1263, 21915), (1461, 18945), (2105, 13149), (2435, 11367), (3789, 7305), (4383, 6315)]