13481181

素因数分解:

$3^3\times 7^1\times {\mathrm{71329}}^1$

素因数の和:71345

約数の個数: 16

約数和(自身を含む): 22825600

約数和(自身を除く): 9344419

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 71329, 213987, 499303, 641961, 1497909, 1925883, 4493727, 13481181]

約数ペア:

[(1, 13481181), (3, 4493727), (7, 1925883), (9, 1497909), (21, 641961), (27, 499303), (63, 213987), (189, 71329)]