13247003

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{3511}}^1$

素因数の和:3543

約数の個数: 16

約数和(自身を含む): 16857600

約数和(自身を除く): 3610597

約数列:

[1, 7, 11, 49, 77, 343, 539, 3511, 3773, 24577, 38621, 172039, 270347, 1204273, 1892429, 13247003]

約数ペア:

[(1, 13247003), (7, 1892429), (11, 1204273), (49, 270347), (77, 172039), (343, 38621), (539, 24577), (3511, 3773)]