26880615

素因数分解:

$3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{929}}^1$

素因数の和:1583

約数の個数: 24

約数和(自身を含む): 46715760

約数和(自身を除く): 19835145

約数列:

[1, 3, 5, 9, 15, 45, 643, 929, 1929, 2787, 3215, 4645, 5787, 8361, 9645, 13935, 28935, 41805, 597347, 1792041, 2986735, 5376123, 8960205, 26880615]

約数ペア:

[(1, 26880615), (3, 8960205), (5, 5376123), (9, 2986735), (15, 1792041), (45, 597347), (643, 41805), (929, 28935), (1929, 13935), (2787, 9645), (3215, 8361), (4645, 5787)]