19440075

素因数分解:

$3^1\times 5^2\times {\mathrm{259201}}^1$

素因数の和:259214

約数の個数: 12

約数和(自身を含む): 32141048

約数和(自身を除く): 12700973

約数列:

[1, 3, 5, 15, 25, 75, 259201, 777603, 1296005, 3888015, 6480025, 19440075]

約数ペア:

[(1, 19440075), (3, 6480025), (5, 3888015), (15, 1296005), (25, 777603), (75, 259201)]