12902205

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{18301}}^1$

素因数の和:18356

約数の個数: 16

約数和(自身を含む): 21083904

約数和(自身を除く): 8181699

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 18301, 54903, 91505, 274515, 860147, 2580441, 4300735, 12902205]

約数ペア:

[(1, 12902205), (3, 4300735), (5, 2580441), (15, 860147), (47, 274515), (141, 91505), (235, 54903), (705, 18301)]