30705225

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{9521}}^1$

素因数の和:9577

約数の個数: 24

約数和(自身を含む): 51952032

約数和(自身を除く): 21246807

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 9521, 28563, 47605, 142815, 238025, 409403, 714075, 1228209, 2047015, 6141045, 10235075, 30705225]

約数ペア:

[(1, 30705225), (3, 10235075), (5, 6141045), (15, 2047015), (25, 1228209), (43, 714075), (75, 409403), (129, 238025), (215, 142815), (645, 47605), (1075, 28563), (3225, 9521)]