207685247

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{22291}}^1$

素因数の和:22331

約数の個数: 16

約数和(自身を含む): 261083904

約数和(自身を除く): 53398657

約数列:

[1, 7, 11, 77, 121, 847, 1331, 9317, 22291, 156037, 245201, 1716407, 2697211, 18880477, 29669321, 207685247]

約数ペア:

[(1, 207685247), (7, 29669321), (11, 18880477), (77, 2697211), (121, 1716407), (847, 245201), (1331, 156037), (9317, 22291)]